Introns, exons, transcribed, and mRNA are intervening DNA sequences that are transcribed and then removed from the final mRNA. Introns are non-coding sections of a gene, which are transcribed but not included in the mature mRNA molecule.
Exons are coding sequences of a gene, which are spliced together to form a mature mRNA molecule.
The process of splicing together exons is known as alternative splicing, and it allows a single gene to code for multiple proteins. During the transcription process, introns are transcribed, but they are then removed from the mRNA molecule before it is used to create a protein.
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Which statement is true regarding the Yellowstone National Park?
OPTIONS
There are diverse habitats, from open meadows of wildflowers to thick pine forests.
The types of undergrowth in the forests are uniform and do not change.
Each spring, fires will destroy the forests and reduce them to white ash.
Forestry officials clear the forests regularly to provide new grazing ground for large herbivores.
d I think so
sorry if I'm wrong
Approximately 90-95% of all cases of diabetes are classified as type 2. Type 2 diabetes is believed to be due to lifestyle factors and what?.
Even while not all people with type 2 diabetes are overweight, obesity and a sedentary lifestyle are two of the most typical risk factors. About 90% to 95% of diabetes cases in the US are caused by these factors.
To assist your body retain and use the sugar from the food you consume, your pancreas, an organ located beneath your stomach, releases insulin when you're healthy. Diabetes can result from any one or more of the following:
You don't produce any insulin in your pancreas.Very little insulin is produced by your pancreas.Insulin doesn't work as well as it should in your body.People with type 2 diabetes produce insulin, unlike those with type 1 diabetes. However, the amount of insulin their pancreas produces is insufficient, or their body is unable to adequately identify and utilize it. (Medicines refer to this as insulin resistance.)
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which statement is true about the plasma membrane
found in brainly
a. The proteins make up the matrix of the membrane.
b. The model can be likened to a sandwich where phospholipids are like the bread and proteins are like the filling.
c. The fluid nature of the membrane is regulated by flip-flopping of the phospholipids from one side of the membrane to the other.
d. Proteins and phospholipids can move sideways within the plane of the membrane.
Histrionicus
Ace
The correct answer is option D.
plasma membrane :
phospholipids move in lateral motion
is a barrier between outer & inner part of the cell
has a lipid bilayer & a hydrophilic head and hydrophobic tail
movement of lipids & proteins are called lateral diffusion
Some people say that plants make their own food from the Sun through the process of photosynthesis. Based on the law of conservation of energy, is this description accurate? Explain your response.
Answer: Yes
Explanation: Because plant use photosynthesis to convert the sun ray and water so they can produce food aka energy
Answer:
Based on the law of conservation of energy energy is neither created nor destroyed so plants only convert the suns energy
Explanation:
Base your answers to questions 1 and 2 on the diagram below of a
mitochondrion and on your knowledge of biology.
H₂O
CO₂
02
Pyruvic acid
1. All the arrows are associated with the process of
(1) carbon fixation
(3) anaerobic respiration
(2) photochemical reaction (4) aerobic respiration
when the mitochondrion and on your understanding of biology. Pyruvic acid: H2O CO2 02
4 is the right answer.
What does pyruvic acid do to the body?At the confluence of the breakdown of carbs, lipids, and proteins (catabolism) and their synthesis (anabolism), pyruvic acid plays a crucial role. Five metabolic pathways all involve a complicated series of enzyme reactions that result in pyruvate from sugar (or carbohydrate, in the form of glucose or fructose).
What exactly does aerobic respiration mean?Watch your pronunciation. Ayr-OH-bik Res-pih-RAy-shun a chemical reaction that uses oxygen to create energy from carbohydrates (sugars).
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Why is drinking milk not enough to make the bone strong?
Answer:
It's the calcium IN the milk that makes bones strong.
Explanation:
^^
Un carnera de lana negra se cruza con una oveja de lana blanca y tienen al menos un cordero de lana negra. El canero tiene las orejas largas y la oveja las tiene cortas. Sabiendo que el color de la lana sigue una herencia dominante para el color blanco y que esta especie puede tener las orejas Cortas, medianas o largas (herencia intermedia), deduce qué fenotipos se esperan en la F1 y su proporción. Cuadro de punnett necesito?
Answer:
Fenotipos de la F1: 50% de la progenie muestra orejas medianas y lana blanca, mientras que el otro 50% muestra orejas medianas y lana negra. En este caso en particular, el cuadro de Punnett no es necesario pero resulta de gran utilidad para visualizar la cruza.Explanation:
Datos disponibles:
El color de la lana sigue una herencia dominante para el color blancoEsta especie puede tener las orejas cortas, medianas o largasCruza: carnero de lana negra y orejas largas X oveja de lana blanca y orejas cortasProgenie: al menos un ejemplar con lana negraPodemos suponer que para el gen determinante del color de lana, el alelo dominante L determina lana blanca, mientas que el alelo recesivo l determina lana negra. También podemos suponer que para el gen que determina la longitud de las orejas, el genotipo LL expresa orejas largas, el genotipo Ll expresa orejas medianas, y ll expresa orejas cortas por tratarse de herencia intermedia. Entonces:
B--> Lana Blanca
b --> Lana Negra
LL --> Orejas largas
Ll --> Orejas medianas
ll --> Orejas cortas
Cruza: carnero de lana negra y orejas largas X oveja de lana blanca y orejas cortas
Puesto que en la progenie habia por lo menos un ejemplar con lana de color negro, podemos suponer que la oveja era heterozigota para la caracterítica en cuestión, ya que es la única forma de obtener un genotipo recesivo en la F1.
Parentales) bb LL x Bb ll
Gametos) bL, bL, bL, bL Bl, bl, Bl, bl
Cuadro de Punnet) Bl bl Bl bl
bL BbLl bbLl BbLl bbLl
bL BbLl bbLl BbLl bbLl
bL BbLl bbLl BbLl bbLl
bL BbLl bbLl BbLl bbLl
F1) Genotipo: 8/16 BbLl
8/16 bbLl
Fenotipo: 8/16 o 50% animales de lana blanca
8/16 o 50% animales de lana negra
16/16 o 100% animales de orejas medianas
Posiblemente no sea necesario utilizar un cuadro de Punnet con la cruza mencionada. Sabiendo los genotipos paterno y materno es posible determinar las proporciones fenotipicas de la F1 sin realizar el cuadro de Punnet.
Para longitud de orejas se puede deducir que todos los ejemplares en la F1 serian heterocigotos, expresando orejas medianas. Esto se debe a que la cruza ocurre entre un homocigota dominante y un homocigota recesivo para esta característica.En tanto que para la caracteristica del color de lana se podria asumir que la mitad sería blanca y la otra mitad negra, puesto que la cruza es entre un homocigota recesivo y un heterocigota.Aun así, mientras haya pocos genes dialélicos involucrados en la cruza, el uso del cuadro de Punnet siempre resulta útil para una mejor visualización de la cruza.
which type of operon, an inducible one or a repressible one, would an organism likely use to produce enzymes and other proteins required for the cell to manufacture a molecule needed from smaller molecules in the environment? justify your answer with specific details from model 1 or model 2.
Based on the information in Model 1, an inducible operon would be more likely to be used by an organism to produce enzymes and other proteins required for the cell to manufacture a molecule needed from smaller molecules in the environment.
This is because an inducible operon is activated in response to the presence of a specific molecule or substrate in the environment, and the genes necessary for producing the enzymes and proteins needed to utilize that molecule are turned on.
In Model 1, the lac operon is an example of an inducible operon. When lactose is present in the environment, it binds to the repressor protein, preventing it from binding to the operator region and allowing RNA polymerase to transcribe the genes necessary for lactose metabolism. Similarly, an organism that needs to manufacture a molecule from smaller molecules in the environment would benefit from an operon that is activated in response to the presence of those molecules.
In contrast, a repressible operon is normally turned on, but can be turned off in response to the buildup of a specific product. This type of operon would not be as useful for an organism trying to produce a molecule from smaller molecules in the environment, as it would require the cell to continuously produce enzymes and proteins even when they are not needed. Therefore, an inducible operon would be the more likely choice for this scenario.
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he says “heart muscles barely regenerate “ do you remember what stage of the cell cycle that is ?
14) An environmental policy instrument, which has the lowest control and monitoring cost: a) BACT b) tradeable emission permits c) emission standards.
The environmental policy instrument with the least control and monitoring prices is option b) tradeable emission permits.
Cap-and-trade systems, commonly referred to as tradable emission permits, enable the distribution and selling of licences that signify the right to emit a specific quantity of pollutants. This approach places an overall cap on emissions, but specific businesses are free to buy or sell permits in accordance with their emission requirements.
Tradeable emission permits provide greater flexibility and reduced monitoring costs as compared to alternative choices like a) Best Available Control Technology (BACT) and c) emission standards.
While emission regulations necessitate constant monitoring to guarantee adherence to set emission limits, BACT necessitates comprehensive monitoring and enforcement to ensure compliance with specific emission reduction technologies.
Tradeable emission permits, however, are dependent on the market mechanisms and self-regulation, reducing the need for extensive monitoring and enforcement efforts.
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The environmental policy instrument that has the lowest control and monitoring cost is b) tradeable emission permits.
This can be classified as an example of the market-based approach to environmental regulation. An environmental policy instrument is a technique that governments utilize to influence human behavior concerning the environment. The following are three types of environmental policy instruments: Emission standards, Best Available Control Technology (BACT), and Tradable Emission Permits (TEP).
In the event that an organization or industry has an emission permit that is under their level of pollution output, it can trade the excess permit to different businesses in need of additional permits. Consequently, the framework guarantees that a similar amount of pollution is created, but this is done at a lower cost to the businesses. This trading system reduces the expense of compliance by allowing companies to choose whether or not to trade their emissions and how much to pay for the permits. Therefore, the tradeable emission permit instrument has the lowest control and monitoring cost.
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If you are studying a specific area of the body and the organs contained within it, what are you studying? microscopic levels anatomical systems anatomical regions body cavities
If you are studying a specific area of the body and the organs contained within it you are learning about the human anatomy.
What is the anatomical system?Systems of anatomically connected structures are called anatomical systems or organ systems. Insofar as these systems affect, trigger, enable, mediate, or repress thoughts, feelings, behaviour, and other psychological processes, psychologists are interested in them.
There are numerous ways that organs within a system might be connected, but functional interactions are the most prevalent. The urinary system, for instance, consists of organs that collaborate to create, store, and transport urine.
Organ system functions frequently have a lot in common. For instance, the hypothalamus, an organ shared by the neurological and endocrine systems, controls both. This is why the neuroendocrine system—a combination of the two systems—is being researched. The musculoskeletal system, which deals with the interaction between the muscular and skeletal systems, is no different.
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Answer: The correct answer is anatomical regions
Explanation: EDG2023
Which of these is a product (something that
is produced) of cellular respiration?
A. Sunlight
B. Carbon dioxide
C. Oxygen
Answer:
Carbon dioxide
please help asap
Which statement describes the damage that results from earthquakes?
A: Amount of damage can be used to determine intensity.
B: Damage can be measured using the Richter scale.
C: The amount of damage increases as magnitude decreases.
D: Earthquakes that cause maximum damage are the most common.
Answer:
option c is correct
Explanation:
The statement that describes result from the activities of Earthquake is C: : The amount of damage increases as magnitude decreases.
An earthquake can be regarded as outcome of release of stored energy , which is released suddenly into the Earth's crust and as a result of this seismic waves is created.Earthquake do occur by displacement of the ground or by shaking the Earth's surface, Some of other results of earthquakes are;damage to bridgescause tsunamisinitiation of slope failuresloss of life However, as the earthquake is in action and as the damages increase, then there would be a decrease in it's magnitude.Therefore, option C is right because as its magnitude decrease, then the damage will increase.
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How many different 8-mer sequences of DNA are there? (Hint: There are 16 possible dinucleotides and 64 possible trinucleotides.)
A "k-mer" sequence in a DNA is just a sequence of k characters in a string (or nucleotides in a DNA sequence). Now, it is important to remember that to get all k-mers from a sequence you need to get the first k characters, then move just a single character for the start of the next k-mer, and so on. Effectively, this will create sequences that overlap in k-1 positions. There are a total of 65,536 different 8-mer sequences of DNA.
To calculate the number of different 8-mer sequences of DNA, we need to consider that each position in the sequence can have 4 different nucleotides: adenine (A), thymine (T), cytosine (C), and guanine (G). Since we are considering an 8-mer sequence, there are a total of 8 positions.
For each position, there are 4 possible nucleotides, so the total number of possible sequences is obtained by multiplying the number of choices for each position. Therefore, the total number of different 8-mer sequences is 4⁸, which equals 65,536.
It's important to note that the hint provided about 16 possible dinucleotides and 64 possible trinucleotides is not directly relevant to calculating the number of different 8-mer sequences. The number of dinucleotides and trinucleotides represents the number of possible combinations of adjacent nucleotides, but for an 8-mer sequence, we need to consider all possible combinations of nucleotides for each position.
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in the book of "the pearl" How is the pearl buying and selling market a “setup”?
The pearl buying and selling market a “setup” is all four businesses are owned by the same man, giving the impression of competition even though there is none.
Explain the pearl- book.John Steinbeck, an American author, wrote a novella titled The Pearl. The tale, which was first released in 1947, centers on a pearl diver named Kino and examines man's motivations as well as greed, disobedience of social conventions, and wickedness. During a visit to the formerly pearl-rich region in 1940, Steinbeck heard a Mexican folk tale from La Paz, Baja California Sur, Mexico, which served as his inspiration.
La Perla, a 1947 Mexican movie, and Ondu Muttina Kathe, a legendary Kannada film, were both adaptations of the book (1987). One of Steinbeck's best-known works, the narrative has been extensively used in middle and high school courses. Some people believe that The Pearl is a parable.
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A plant cell is placed in a freshwater solution. When it swells with water, filling it's vacuole,
we say that it has
A)crenated
B)plasmolyzed
C)lysed
D)become turgid
Answer:
D. The plant becomes turgid
Explanation:
Identify the functions of the labeled parts.
Answer:
A. Carries urine to bladder
B. Excretes urine out of body
C. Stores urine temporarliy
D.Produces urine
Explanation: Hope this helps!!
The identification of the functions of the labeled parts is as follows:
A. Carries urine to bladder
B. Excretes urine out of body
C. Stores urine temporarliy
D.Produces urine
In this way, the identification could be made
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Family ____________ refers to the legal and genetic relationships of related people living together, and family ____________ refers to the way a family works to care for its members.
Family structure refers to the legal and genetic relationships of related people living together, and family function refers to the way a family works to care for its members.
In general, family structure can be described as people who are a part of a particular family. Usually, a family structure comprises two partners and their children. However, in various cultures, relatives are also a part of the family structure. These people have a genetic relationship with each other.
A family function can be described as a system by which a family works. The routines that a family follows, the role that each member of the family plays, and the problem-solving strategies of a family all come under family functioning. A family that is better able to communicate with each other functions better. Family functions not only mean providing for a family but also taking care of its comfort and emotions.
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An object has a mass of 26kg has a force of 19N applied to it.
What is the resulting acceleration of the object?
Show your work
Answer:
f=ma
so if we are finding acceleration, we divide force by mass to get the acceleration which can be 19/26 which gives 0.73 as resulting acceleration
Hope it helps
When an object has a mass of 26kg has a force of 19N applied to it then the resulting acceleration of the object would be 0.73 meters/second².
What is Newton's second law?Newton's Second Law states that The resultant force acting on an object is proportional to the rate of change of momentum. The mathematical expression for Newton's second law is as follows,
F = ma
As given in the problem, when an object has a mass of 26kg has a force of 19N applied to it then we have to find the resulting acceleration of the object,
mass= 26 kilograms
force = 19 Newtons
Force = mass×acceleration
19 Newtons = 26 × acceleration
acceleration = 19/26
= 0.73 meters/second²
Thus, the resultant acceleration of the object would be 0.73 meters/second².
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What could happen if there was an abundance of nitrogen that could be used? A decline in nitrogen?
The "three R's" describe an infant or toddler's
A. angry reactions to other children.
B. verbal responses to adults.
C. general interactions with others.
D. reaction to physical abuse by another child.
Answer:
C. general interactions with others.
Explanation:
The "three R's" refers to Respective, Responsive, Reciprocal. These three things are necessary for better growth and education of the child. The "three R's" are very important because the main focus of these "three R's" is to know the method that how the children learn different things. The teacher or parents should respectful while interact with the child. Being gentle is also a form of giving respect to the child. Always give response on the action made by the child.
The incidence of Green spots, a recessive genetic disorder in the butterfly population of United States, 45%. Green spots are cause by the double recessive genotype. What is the dominant allelic frequency in this population? A. 0.33 B. 0.67 C. 0.36
The dominant allelic frequency in this population will be 0.33. The correct option is A.
What is allele?An allele as a variant of the same sequence of nucleotides at the same location on a lengthy DNA molecule.
The variant DNA sequences at a locus are known as alleles, and the chromosomal or genomic location of a gene or any other genetic element is referred to as a locus.
We know that:
p + q= 1
p = 1 - 0.45
p = 0.55
\(p^2=0.33\\\)
Thus, the correct option is A.
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a decrease in the biodiversity of an ecosystem usually leads to____
A decrease in the biodiversity of an ecosystem usually leads to a decline in the productivity of the particular ecosystem.
Biodiversity is very critical for the maintenance of the ecosystem health. Declining biodiversity basically lowers a certain ecosystem’s productivity which is basically the amount of food energy which gets converted to form the biomass and basically lowers the quality of the services which are provided by the ecosystem and often include supplying the food, maintaining the soil etc.
Loss in the biodiversity also threatens the structure as well as the proper functioning of the ecosystem. The ecosystems are also able to adapt to the stresses which are caused in association with the reductions in biodiversity to some degree.
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how breast milk is formed in mammary glands
Breast milk is produced by the mammary glands which are made up of lobules, which are clusters of glandular cells that produce milk. Breast milk is produced when a hormone called prolactin stimulates the mammary glands to produce milk. Prolactin is released by the pituitary gland in response to the hormone stimulation from the hypothalamus, which is triggered by the baby's suckling on the nipple.
The mammary glands are a type of exocrine gland found in female mammals, including humans, and are responsible for producing and secreting breast milk. The milk is stored in ducts, which lead to the nipple.
Breast milk is a complex fluid that contains various nutrients, hormones, and antibodies. These components provide vital nutrition to the baby and help to protect them against infections and illnesses. Some of the key nutrients in breast milk include proteins, carbohydrates, fats, vitamins, and minerals.
Breast milk also contains antibodies that help to build the baby's immune system. These antibodies are transferred from the mother to the baby, providing protection against various infections and illnesses. Additionally, hormones in breast milk, such as oxytocin and prolactin, promote bonding and a sense of comfort between the mother and baby.
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What is a reasonable action that provides safer water for communities?
Answer:
1.Improve sanitation facilities by providing toilets and latrines that flush into a sewer or safe enclosure.
2.Promote good hygiene habits through education. ...
3.Implement rainwater harvesting systems to collect and store rainwater for drinking or recharging underground aquifers.
which structures do eukaryotic cells have for performing specific functions
Answer:
organeles
Explanation:
organeles are small organ like structures in a cell that carry out their each specific jop or function in their own uniqe way
How much discount will a buyer receive if the buyer pays a trade credit bill of $60,000 with terms of sale of 2/5, n/30 on the net due date A. $0 B. $500 C. $1200 D. $3000
The buyer will receive a **discount of $1,200** if they pay the trade credit bill on the net due date.
To calculate the discount, we need to consider the terms of sale, which are 2/5, n/30. This means the buyer will receive a 2% discount if they pay within 5 days of the invoice date, otherwise, the full amount is due within 30 days. Since the buyer is paying on the net due date (30 days), they do not qualify for the 2% discount. Therefore, the discount amount is $0 (Option A). However, if the buyer were to pay within the 5-day discount period, the discount would be calculated as follows: $60,000 x 2% = $1,200 (Option C). So, if the buyer pays within 5 days, they would receive a $1,200 discount, but if they pay on the net due date, the discount is $0.
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Which ion is a found in a glass of water
In a glass of water, the most common ion found is the hydroxide ion (OH-) and the hydrogen ion (H+).
These ions are formed when water molecules dissociate through a process called self-ionization or autoionization.
In a glass of water, several ions can be found, originating from the dissociation of water molecules. The main ions present are hydrogen ions (H+) and hydroxide ions (OH-), resulting from the self-ionization of water.
Water molecules can break apart spontaneously into equal concentrations of H+ and OH- ions through a process called autoionization. This occurs when a water molecule donates a proton (H+) to another water molecule, forming H3O+ (hydronium ion) and OH-.
Additionally, other ions might be present in a glass of water depending on its source. For example, tap water can contain various dissolved ions like calcium (Ca2+), magnesium (Mg2+), sodium (Na+), chloride (Cl-), and bicarbonate (HCO3-). These ions come from minerals and other substances present in the water source, such as groundwater or surface water.
It's worth noting that the specific ion composition of water can vary depending on factors like location, treatment processes, and water source. However, the fundamental ions present in water are H+ and OH- resulting from the autoionization of water molecules.
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Which descriptions represent social consequences of sustainable land use?
1. Land is zoned for housing
II. Environmental degradation stops
III. Less land use causes economic downturn
o I and II
O ll and III
OI only
O lll only
Answer:
II and III
Explanation:
Did the quiz : ()
Answer:ll and lll
Explanation:
what differences and similarities does a rna-seq experiment have with a northern blot
RNA-seq and Northern blot both analyze RNA, but RNA-seq offers a more comprehensive and sensitive approach for studying gene expression, while Northern blot is a targeted method suitable for confirming and quantifying specific RNA molecules.
RNA-seq and Northern blot are both molecular biology techniques used to analyze RNA molecules. However, there are some key differences and similarities between the two methods.
Similarities:
- Both RNA-seq and Northern blot can be used to identify and quantify specific RNA molecules.
- Both methods require RNA isolation and purification prior to analysis.
- Both RNA-seq and Northern blot involve the use of probes that bind to specific RNA sequences of interest.
Differences:
- RNA-seq is a high-throughput technique that can analyze the expression of thousands of genes simultaneously, while Northern blot is a low-throughput method that can only analyze a few genes at a time.
- RNA-seq is a more sensitive method than Northern blot, as it can detect low-abundance RNA molecules more accurately.
- RNA-seq provides a quantitative measurement of gene expression, while Northern blot provides a qualitative measurement.
- RNA-seq can detect novel transcripts and splice variants, while Northern blot can only detect pre-identified RNA sequences. In summary, RNA-seq and Northern blot are both valuable methods for analyzing RNA, but their differences in throughput, sensitivity, and quantitation make them better suited for different experimental needs.
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