Answer:
Meiosis
Explanation:
This occurs during fertilisation when a male and female gamete fuse to form a single cell.
It isn't mitosis because, when two cells are produced, they are identical to the parent cell, thus called daughter cells and remains to have a diploid number of chromosomes.
The part of a transfer rna molecule that binds to the codon is the:.
Answer:
The part of a transfer rna molecule that binds to the codon is the anticodon
Which group of flasks acted as the experimental group and control group in Pasteur's experiment?
Answer: becteria
Explanation:
pasteur diveded micro-organisms in to severel group of and control groups.
3x + 2y = 6 is an equation in standard form.
Answer:
3x+2y=6xy because we have to add
Which of the following contains the base Uracil?
Question 1 options:
A. RNA
B. DNA
C. neither DNA or RNA
D. both DNA and RNA
Answer:
Both RNA and DNA
Explanation:
i took college physics (im 14 btw)
adenine+ribose sugar+3phosphates=
what are three ways humans impact the earth?
Name one product of digestion which is not absorbed directly into the blood stream
Answer:
ion
Explanation:
I NEED HELP SO BAD MY TEACHER IS STARING AT ME
Imagine that a disorder that causes the cell cycle to stop affects the muscle cells of a frog’s leg. What consequence is most likely to follow?
A.The frog will immediately not be able to use the muscle.
B. An injury to the muscle will not heal.
C. The frog will not be able to reproduce.
D. A broken bone in that leg will not mend.
D .. A BROCKEN BONE IN THAT LEG WILL NOT MEND
Relate the structure of the cell (plasma) membrane with organic compounds.
Carbohydrates, proteins, phospholipids, and lipids are the organic compounds that structure the cell membrane. The glycocalyx is that the term helpful to describe the carbohydrate coating on the cell surface, which is involved in cell-cell adhesion, protecting the cell surface from chemical damage. The membrane proteins are responsible for the most dynamic processes carried by the membranes. Lipids are providing the essential structure of the cell membrane. Phospholipids are generally made up of from four fatty acids, alcohol, phosphate, and alcohol with phosphate.
The lipids, proteins, phospholipids, and lipids that structure the cell membrane are all organic substances. The term "glycocalyx" is beneficial to describe the carbohydrate coating on a cell's surface that aids in cell-cell attachment and shields the surface from chemical deterioration. The foremost dynamic processes carried out by membranes are controlled by membrane proteins. The elemental structure of the cell membrane is provided by lipids. Four fatty acids, alcohol, phosphate, and alcohol with phosphate are the most components of phospholipids.
The plasma membrane is another name for the cell membrane. It shields the cell and its cellular constituents from the surface world. It controls the flow of chemicals into and out of the cell and is selectively permeable. A cell's cytoplasm is surrounded by a skinny, semi-permeable membrane referred to as the cell membrane (plasma membrane). By letting some chemicals into the cell while blocking others, it serves the aim of preserving the integrity of the cells interior. The upkeep of cellular integrity and the transportation of molecules inside and outside the cells are the two most crucial roles performed by the cell membrane.
Learn more about cell wall here:
https://brainly.com/question/1768729
#SPJ9
At which point does a mutation exert its potentially dysfunctional effects in a cell?.
The mutation exert its potentially dysfunctional effects after the protein is produced.
What is mutation?A mutation is a change in the DNA sequence of an organism.. Mutations can be brought on by errors in DNA replication during cell division, exposure to mutagens, or viral infection. Somatic mutations (which happen in body cells) cannot be passed on to offspring, whereas germ line mutations (which happen in eggs and sperm) can.
What happens if a mistake is made during DNA replication in a cell that is otherwise healthy?
The individual's offspring will inherit the mutation.
Nothing; errors just occur.
The cell will start to divide uncontrollably and develop into a cancerous tumor.
When a cell cycle checkpoint notices a mistake, the cell cycle is stopped to allow the error to be fixed.
DNA replication never contains any errors.
To know more about mutation visit
https://brainly.com/question/17106056
#SPJ4
Please help! skin melanocytes produce the protein melanin, which gives the skin pigment. muscle cells do not produce melanin. which statement explains this difference between skin melanocytes and muscle cells?
A. muscle cells rely on rna, while melanocytes rely on dna.
B. melanocytes and muscle cells express different genes.
C. muscle cells destroyed the gene for melanin, but melanocytes did not.
D. melanocytes contain different genes from muscle cells
Answer:
The correct answer is B. "Melanocytes and muscle cells express different genes."
Although all cells in an organism (such as a human) contain the same DNA, different cell types express different sets of genes. Gene expression is the process by which specific genes are activated to produce a needed protein. In this case, the gene responsible for melanin production is expressed in melanocytes, but not in muscle cells.
This does not mean that muscle cells have destroyed the gene for melanin (as stated in option C) or that melanocytes contain different genes from muscle cells (as stated in option D). All cells within an organism contain the same genes, but not all genes are expressed in every cell. The process of gene expression is regulated by the cell to ensure that each cell type functions properly.
Option A is also incorrect because all cells, including both muscle cells and melanocytes, rely on both DNA (for storing genetic information) and RNA (for transmitting that information and producing proteins). DNA is transcribed into RNA, which is then translated into proteins. This process occurs in all cells.
The statement explains the difference between skin melanocytes and muscle cells is - melanocytes and muscle cells express different genes. So option b is correct.
Melanocytes are dark, dendritic-shaped, highly differentiated cells that secrete melanin, a pigment found in melanosomes, which is the primary function of melanocytes.
Melanocytes are a type of cell derived from the neural crest. They form a synapse with keratinocytes through their dendrites in the epidermis. Melanocytes play an important part in skin pigmentation and their role in the generation and distribution of melanin has been extensively studied.
To learn more about melanocytes, refer to the link:
https://brainly.com/question/12896990
#SPJ2
Help pleaseeee:) brainliest will be given
Answer:
C, bacteria
Explanation:
Answer:
the answer is bacteria hope it helps
a knife with a sharp edge that has saw like notches or teeth use to slice bread< fruit and vegetable
A serrated knife
It is used to slice through food that is hard on the outside and soft on the inside such as slicing through the crusts of bread which are hard . A serrated knife with a short , thin blade is intended for slicing fruits and vegetables
Answer:
serrated knife
Explanation:
cuts the object that is hard outside but soft inside.
The type of storm that is produced by solar winds
Answer:
magnetic storms
Explanation:
Magnetic storms have two basic causes: The Sun sometimes emits a strong surge of solar wind called a coronal mass ejection. This gust of solar wind disturbs the outer part of the Earth's magnetic field, which undergoes a complex oscillation.
PLS MARK BRAINLIEST
a new mutation arises in a population. which of the following is not a possible fate of this mutation? select all that apply group of answer choices whether it is beneficial or not, the mutation may become fixed in the population because of genetic drift, especially if the population is small if the mutation is beneficial, it may increase in the population due to natural selection through gene flow, the mutated allele may be transferred to other populations the mutation may be removed from the population if the mutation reduces life expectancy and/or reproductive output
A new mutation arises in a population. The following is not a possible fate of a new mutation is e. the mutation may be removed from the population if the mutation reduces life expectancy and/or reproductive output.
Mutations refer to any change in the genetic makeup of an organism then new mutations may arise as a result of various factors, including natural selection, genetic drift, and gene flow. While genetic drift is a random change in the frequency of alleles in a population. This phenomenon occurs when small populations are isolated from each other, resulting in random fluctuations in allele frequency that are not affected by natural selection. Gene flow refers to the transfer of alleles or genes from one population to another, this can occur as a result of migration or interbreeding between populations. Gene flow can result in new genetic combinations, increasing genetic diversity within a population.
Natural selection is a process by which certain traits become more or less common in a population over time. This process occurs when individuals with certain traits are more likely to survive and reproduce than others. Over time, these traits become more common in the population, resulting in changes in the genetic makeup of the population. Natural selection can result in the spread of beneficial mutations throughout a population. So, the following is not a possible fate of a new mutation is the mutation may be removed from the population if the mutation reduces life expectancy and/or reproductive output.
Learn more about gene flow at:
https://brainly.com/question/12138651
#SPJ11
suppose friendly ants fed on sugary droplets excreted from a caterpillar, but did nothing to help the caterpillar. assuming that taking the sugar does not hurt the caterpillar, what type of symbiotic relationship is this?
This is a symbiotic partnership of the commercial kind. When two organisms of different species operate together, they are said to be in a mutualistic relationship since they both gain from it.
What is an illustration of reciprocity?An illustration of a mutualistic relationship is the one between an animal called an oxpecker and a rhinoceros or zebra. Ticks and other skin-living parasites are eaten by oxpeckers when they settle on rhinos or zebras. The oxpeckers are fed, and the animals are protected from pests.
What does a mutualistic symbiosis look like in practice?In the warm waters of the Pacific or Indian Oceans, we would most certainly see a wonderful illustration of mutualism: the connection between water life and clownfish anemones. The mutualistic relationship is advantageous to both species. Living affixed to coral reef surfaces are sea anemones.
To know more about symbiotic relationship visit:-
https://brainly.com/question/2622358
#SPJ4
Which of the following infectious agents is least resistant to destruction by chemical methods?A) enveloped virusesB) bacterial endosporesC) nonenveloped virusesD) fungal sporesE) vegetative bacterial cells
The least resistant to destruction by chemical methods among these options is (C) Non enveloped viruses
Nonenveloped viruses are generally less resistant to destruction by chemical methods than enveloped viruses, bacterial endospores, fungal spores, or vegetative bacterial cells.
Enveloped viruses have a lipid envelope that makes them more resistant to some chemical disinfectants. Bacterial endospores, fungal spores, and some vegetative bacterial cells have tough outer layers that make them more resistant to chemical disinfection than nonenveloped viruses.
Nonenveloped viruses have a protein capsid that is more susceptible to damage by chemicals such as chlorine, iodine, and alcohol. These viruses are generally easier to inactivate by chemical disinfectants than other types of infectious agents.
Therefore, the correct answer is C) nonenveloped viruses.
Learn more about the lipid envelope of viruses: https://brainly.com/question/29811690
#SPJ11
What is the most common molecule in living things? A. CO B. He с. А,о D. CO
Answer:
proteins
Explanation:
A population of animals has a short gestational period and travels in large groups. How will this affect the population size?
A cat's coloring is mostly determined by genes on their X chromosomes, which contain alleles for colors, such as black, orange, gray, and cream. The allele for white fur is located on a different gene. Calico cats, by definition, must display three different colors in their fur - white plus two of the other colors. This is easily possible in female cats, because females normally possess two X chromosomes. However, this occurs rarely in male cats, because males typically possess only one X chromosome plus one Y chromosome. What must be the genetic make-up of a male calico cat, and what type of chromosome disorder does this most resemble?
Answer:
XXY, Klinefelter's syndrome
Explanation:
In humans, as well as in many mammals, biological sex is determined by a pair of sex chromosomes (X and Y) which combine to produce a female phenotype (XX) or a male phenotype (XY). In humans, the Klinefelter syndrome (KS) is a chromosomal disorder resulting from two or more X chromosomes in males. In cats, there are documented rare cases in which male cats can also inherit two X chromosomes in addition to the Y chromosome, so they are XXY instead of XY (similar to the Klinefelter syndrome in man). Also in cats, the calico-colored is a phenotype result from the inactivation of one X chromosome, which usually occurs in cat females. However, approximately one in every 3,000 male cats have the XXY condition, and these male cats may also exhibit a “calico” phenotype.
Answer:
The Mother
Explanation:
The mutation needs two x chromosomes
Which of the following is the best statement comparing the water of today with the water
that was here 100 million years ago? (1 point)
A) Water enters and leaves Earth duing evaporation and precipitation cycles.
B) The water present on Earth today is made of the same atoms but the molecules
have been recycled through biologic activity.
C)The atoms that made the water then were destroyed when they were used; the
atoms that make up water now were made more recently.
D)The molecules of water then are the same molecules that exist today.
Answer:
A. Water enters and leaves Earth during evaporation and precipitation cycles.
Explanation:
Answer:
B
Explanation:
C is wrong because, atoms cannot be destroyed or made according to the law of conservation of mass. D is wrong because water goes through many processes, like A states, but both are wrong because B is the most correct.
which clinical syndrome caused by gross chromosomal abnormalities is associated with bilateral cleft lip and palate, microphthalmia or anophthalmia, and polydactyly?
The clinical syndrome caused by gross chromosomal abnormalities that is associated with bilateral cleft lip and palate, microphthalmia or anophthalmia, and polydactyly is Pallister-Killian syndrome (PKS). The disorder is a rare genetic disorder that affects multiple systems in the body and is caused by an extra copy of chromosome 12p.
PKS is a complex multisystem disorder characterized by an unusual facial appearance, intellectual disability, seizures, and other health problems. Pallister-Killian syndrome is a chromosomal disorder that is caused by an extra copy of chromosome 12p in cells of the body. Because the extra chromosome 12p is present in a mosaic pattern, this condition is referred to as a mosaic chromosomal abnormality.
PKS affects multiple systems in the body, including the heart, eyes, kidneys, and other organs. PKS is associated with a unique facial appearance, intellectual disability, seizures, and other health issues. Individuals with PKS have distinct facial features such as a high forehead, short nose, low-set ears, a small chin, and a cleft lip and/or palate. Vision difficulties such as microphthalmia or anophthalmia, which are underdeveloped or absent eyes, are also a feature of PKS.
PKS may also cause polydactyly, an extra finger or toe, or syndactyly, in which two or more fingers or toes are joined. The feet and hands may also have unusual creases, known as palmoplantar creases. There are other symptoms of PKS, which vary among individuals. These symptoms may include seizures, skeletal abnormalities, heart defects, hearing loss, and various other health issues.
To know more about chromosomal abnormalities, refer
https://brainly.com/question/2852863
#SPJ11
The __ of the element always start with capital letter.
The Only non--metal that is a good conductor of heat and electricity is___
Answer:
Graphite
Explanation:
what is Photosynthesis?
\(\huge\underline\fcolorbox{red}{pink}{♠AnSweR:-}\)
Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that, through cellular respiration, can later be released to fuel the organism's metabolic activities.
Ello...From 450 million to 120 million years ago, no rock was deposited, erosion removed rocks that were deposited, or both?
15 POINTS
PLEASE HELP ME!!
Sydnl wanted to photograph a full moon on January 1, but the night was
too cloudy. When will Sydnl be able to see the next full moon?
Answer:
27.33 days, or february 1st
Explanation:
the moon takes 27.33 days to rotate around earth
WILL GIVE BRAINLIST!!!! What effects do weathering, erosion, and deposition have on agriculture in Texas?
Answer:
cause the soil to become less fertile therefore causing the loss of nutrients and farmers can no longer plant crops causing profits to drop.
Explanation:
What is the gathering of a product for marketing?
The practice of evaluating the viability of a new service or product through study done directly with potential customers is known as market research, often known as “marketing research.”
What gathering of a product for marketing?The success of your business depends on the market research you do. You can learn how your business truly meets, exceeds, or falls short of your clients' or customers' expectations by conducting ongoing market research.
Therefore, This marketing data is obtained whenever a sale is made and documented. Additionally, marketing data is gathered when a sales person enters a customer's shipping preferences into a company's customer relationship management (CRM) system.
Learn more about marketing here:
https://brainly.com/question/28158882
#SPJ1
Find the solution of the given initial value problem: (a) y
′
−y=2xe
2x
,y(0)=1 (b) y
′
+(cotx)y=2cscx,y(π/2)=1
(A) The answer to the initial value problem is given by \(\(y = (x^2 + 1)e^x\)\), where \(\(y' - y = 2xe^{2x}\)\) and \(\(y(0) = 1\)\).
(B) The resolution to the initial value problem can be expressed as \(\(y = \frac{2x - (\pi - 1)}{\sin(x)}\)\), where \(\(y' + \cot(x)y = 2\csc(x)\)\) and \(\(y\left(\frac{\pi}{2}\right) = 1\)\).
(A) To solve the initial value problem:
\(\[y' - y = 2xe^{2x}, \quad y(0) = 1\]\)
We can use an integrating factor method. To begin, let us express the equation in its standard form:
\(\[y' - y - 2xe^{2x} = 0\]\)
The integrating factor \(\(I(x)\)\) is given by \(\(I(x) = e^{\int -1 \, dx} = e^{-x}\)\).
To obtain the solution, apply the integrating factor to both sides of the equation and perform the multiplication.
\(\[e^{-x}(y' - y) - 2xe^{2x}e^{-x} = 0\]\)
This simplifies to:
\(\[e^{-x}y' - e^{-x}y - 2x = 0\]\)
Now, observe that the expression on the left-hand side represents the derivative of \(\((e^{-x}y)\)\) with respect to \(\(x\)\).
Using this observation, we can rewrite the equation as:
\(\[\frac{d}{dx}(e^{-x}y) - 2x = 0\]\)
Integrating both sides with respect to \(\(x\)\), we get:
\(\[e^{-x}y - \int 2x \, dx = C\]\)
where \(\(C\)\) is the constant of integration.
Integrating \(\(\int 2x \, dx\)\), we have:
\(\[e^{-x}y - x^2 + C = 0\]\)
To find the constant \(\(C\)\), we use the initial condition \(\(y(0) = 1\)\).
Substituting \(\(x = 0\)\) and \(\(y = 1\)\) into the equation, we get:
\(\[e^{0} \cdot 1 - 0^2 + C = 0\]\)
\(\[1 + C = 0\]\)
\(\[C = -1\]\)
Substituting \(\(C = -1\)\) back into the equation, we have:
\(\[e^{-x}y - x^2 - 1 = 0\]\)
Finally, we can solve for \(\(y\)\) by isolating it:
\(\[e^{-x}y = x^2 + 1\]\)
\(\[y = (x^2 + 1)e^x\]\)
(B) To solve the initial value problem:
\(\[y' + \cot(x)y = 2\csc(x), \quad y\left(\frac{\pi}{2}\right) = 1\]\)
We can use an integrating factor method. To begin, we will rewrite the equation in standard form:
\(\[y' + \cot(x)y - 2\csc(x) = 0\]\)
The integrating factor \(\(I(x)\)\) is given by:
\(\(I(x) = e^{\int \cot(x) \, dx} = e^{\ln(\sin(x))} = \sin(x)\).\)
Apply the integrating factor to both sides of the equation and perform the multiplication.
\(\[\sin(x)(y' + \cot(x)y) - 2\csc(x)\sin(x) = 0\]\)
This simplifies to:
\(\[\sin(x)y' + \cos(x)y - 2 = 0\]\)
Now, observe that the expression on the left-hand side represents the derivative of \(\((\sin(x)y)\)\) with respect to \(\(x\)\). Using this observation, we can rewrite the equation as:
\(\[\frac{d}{dx}(\sin(x)y) - 2 = 0\]\)
Integrating both sides with respect to \(\(x\)\), we get:
\(\[\sin(x)y -\)\(\int 2 \, dx = C\]\)
where \(\(C\)\) is the constant of integration. Integrating \(\(\int 2 \, dx\)\), we have:
\(\[\sin(x)y - 2x + C = 0\]\)
To find the constant \(\(C\)\), we use the initial condition \(\(y\left(\frac{\pi}{2}\right) = 1\).\)
Substituting \(\(x = \frac{\pi}{2}\)\) and \(\(y = 1\)\) into the equation, we get:
\(\[\sin\left(\frac{\pi}{2}\right) \cdot 1 - 2\left(\frac{\pi}{2}\right) + C = 0\]\)
\(\[1 - \pi + C = 0\]\)
\(\[C = \pi - 1\]\)
Substituting \(\(C = \pi - 1\)\) back into the equation, we have:
\(\[\sin(x)y - 2x + (\pi - 1) = 0\]\)
Finally, we can solve for \(\(y\)\) by isolating it:
\(\[\sin(x)y = 2x - (\pi - 1)\]\)
\(\[y = \frac{2x - (\pi - 1)}{\sin(x)}\]\)
\(\(y = \frac{2x - (\pi - 1)}{\sin(x)}\).\)
To learn more about initial value problem follow the link
https://brainly.com/question/30503609
#SPJ4
The complete question is:
Find The Solution Of The Given Initial Value Problem:
(A) \(\(y' - y = 2xe^{2x}\)\), and \(\(y(0) = 1\)\)
(B) \(\(y' + \cot(x)y = 2\csc(x)\)\), and \(\(y\left(\frac{\pi}{2}\right) = 1\)\)
Which phrase describes a feature of chloroplasts that aids in the production
of sugar through photosynthesis?
OA. A rigid internal structure
B. Enzymes for breaking down proteins
C. A green pigment called chlorophyll
OD. A large network of membranes
C. A green pigment called chlorophyll