Answer:
When an object is in motion, the energy it contains is called kinetic energy. When an object is at rest, the energy it contains is called potential energy. When an object changes from being at rest to being in motion, its energy transfers from potential to kinetic energy.Explanation:
If your answers are:
The skier has potential and kinetic energy.
The skier has only potential energy.
The skier has only kinetic energy.
The skier does not have potential or kinetic energy.
Then, the answer is, The skier has potential and kinetic energy. Because if the skier from high places, it will have potential energy then when the skier started to move down it will change to kinetic energy. This is the same as the situation where water in the dam that from high place have the potential energy when it started to move down it will change to kinetic energy.
help!!! please!!! thanks
Answer:
B
Explanation:
Read the article “invasive butterfly damages citrus trees, has reached Florida” and write an 8 sentence summary (the article it’s not long) I need help pls
The summary of the article can be found below.
Summary: invasive butterfly damages citrus trees, has reached FloridaThe citrus industry in Florida is facing a new threat from an invasive butterfly species called the Asian citrus psyllid. This insect is known to transmit a deadly citrus disease called "huanglongbing" or citrus greening.
The psyllid feeds on citrus trees and injects the bacteria that causes citrus greening. The disease causes the fruit to be bitter and misshapen, eventually killing the tree. Citrus greening has already caused significant damage to the citrus industry in Asia, Africa, and Brazil, and has been present in Florida since 2005.
However, the recent detection of the invasive butterfly, which feeds on citrus trees and damages the fruit, has raised concerns about the potential for the disease to spread even more rapidly. The butterfly, which is native to Southeast Asia, has already caused significant damage to citrus trees in California, and experts are warning that it could have a similar impact in Florida if not controlled.
Researchers are working to develop new strategies to combat the spread of both the butterfly and the disease, including the use of biological control methods and the development of resistant citrus varieties. However, the scale of the challenge facing the industry is significant, and there are concerns that the long-term impact on Florida's citrus industry could be severe.
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The diagram shows a food chain.
Which term best describes the green plant in the food chain?
A. Predator
B. Competitor
C. Consumer
D. Producer
Answer:
D,Producer
Explanation:
Hope this helps!
Answer:
D;producer
Explanation:
plants are usually the primary producers
What organisms, systems, or structures does Megan Morikawa study?
Megan Morikawa used field and controlled experiments to understand the mechanisms that allow some corals to tolerate a greater amount of heat stress than other corals.
What is a coral?Corals are marine invertebrates within the class Anthozoa of the phylum Cnidaria.
They typically form compact colonies of many identical individual polyps. Coral species include the important reef builders that inhabit tropical oceans and secrete calcium carbonate to form a hard skeleton.
Thus, we can conclude that, Megan Morikawa used field and controlled experiments to understand the mechanisms that allow some corals to tolerate a greater amount of heat stress than other corals.
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The reactants of photosynthesis reaction are carbon dioxide and _________.
A. Chlorophyll
B. Sunlight
C. Water
D. Oxygen
The reactants of the photosynthesis reaction are carbon dioxide and water.
So,
the correct answer is option
C: Water.
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I’m bored
Who knows how to do this
Answer:
Rill - a small groove in soil created by run off.
Gully - a channel of connected grooves created by run off.
Stream - one of the many channels created to form a river.
Tributary - series of connected channels that fills with water.
Explanation:
Hope it helps.
Answer:
Ew edgeunuity
Explanation:
please be quick
don’t guess
Answer:
c
Explanation:
Which cellular process removes carbon dioxide gas from the atmosphere?
Photosynthesis is the cellular process which removes the carbon dioxide from the atmosphere.
Photosynthesis can be defined as a process by virtue of which a plant produces its own food. Sunlight, water and the carbon dioxide gas are the major requirements for photosynthesis to occur.
This process causes the formation of the sugar, glucose which is stored in the plant body itself in the form of starch. During photosynthesis, carbon dioxide (CO₂) is the gas which the plants take in and the gas which they emit out as a product of photosynthesis is oxygen (O₂). Therefore, photosynthesis helps remove the carbon dioxide gas from the atmosphere.
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what is a strand of nucleotides that carries the DNA message from the nucleus to the ribosomes.
Answer:
Messenger RNA (mRNA)
Explanation:
Long strands of RNA nucleotides that are formed complementary to one strand of DNA. They travel from the nucleus to the ribosome to direct the synthesis of a specific protein.
brainliest please
Biomolecules contain a variety of atoms. Which biomolecule maintains a ratio of 1 carbon atom to 2 hydrogen atoms to 1 oxygen atom?
protein
carbohydrate
nucleic acid
lipid
The biomolecule which maintains a ratio of 1 carbon atom to 2 hydrogen atoms to 1 oxygen atom is referred to as carbohydrate and is denoted as option B.
What is Carbohydrate?This is referred to a type of biomolecule which when broken down in living cells release energy which is needed for their daily activities. It is mostly found in food substances and contain elements such as:
CarbonHydrogenOxygen.It maintains a ratio of 1 carbon atom to 2 hydrogen atoms to 1 oxygen atom and an example is glucose which has a chemical formula of C₆H₁₂O₆ which is in the ratio of 1:2:1
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Answer:
B. Carbohydrate
Explanation:
Where is biology or works cited list play start with an a paper or report in the introductory material at the bottom of each page at the end and the epidemics
Answer:Please use the example at the bottom of this page to cite the Purdue OWL in MLA. ... you can use it to document any type of source, for any type of paper, in any field. ... When deciding how to cite your source, start by consulting the list of core ... pieces of information that MLA suggests including in each Works Cited entry.
Explanation:
Answer:
answer is b
Explanation:
i just took the test :3
To which part of the centromere do mitotic spindle fibers attach during prometaphase?.
To the kinetochore part of the centromere, mitotic spindle fibers attach during prometaphase.
The sister chromatids, which are replicated chromosomes bound together by the protein complex cohesin, are attached to spindle microtubules during cell division (mitosis or meiosis) by kinetochores, a proteinaceous multi-subunit construction in eukaryotes. Located on the centromeric portion of DNA, the kinetochore is a protein complex. When cells divide during mitosis or meiosis, it offers the primary attachment site for spindle microtubules, which are used to separate the chromosomes.
Mitotic spindle microtubules cling to kinetochores when they form at the centromeres during prometaphase. Each sister chromatid is joined to a spindle fiber during the metaphase phase, during which the chromosomes are lined up.
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WILL GIVE BRAINLIEST
Which of the following is true about the role of genetic and environmental factors in human health?
A) Genes are the only factor affecting whether or not an idividual will contract a disease.
B) Genetic factors are more important than environmental factors in determining an individual's
personal health risks.
C) Individuals can influence their health by controlling their genetic traits.
D) Environmental factors determine whether or not all genetic traits lead to health issues.
E) Certain environments can lead to an increased risk of developing certain diseases.
Answer: E) Certain environments can lead to an increased risk of developing certain diseases.
Explanation: This is the most logical answer since environmental factors, such as pollution, can increase one's risk of developing certain diseases.
A. is incorrect because genetic factors are not the only things that affect individual health. One's environment also factors in. If one lives a healthy lifestyle, they can help prevent themselves from developing disease that are more "encouraged" by their genes. An example would be a genetic trait that increases one's risk for heart disease. One can work to avoid heart disease by utilizing a healthier lifestyle.
B. is wrong because environmental factors play an equal role in determining if one will develop some genetically linked diseases.
C. is incorrect because as it stands, one cannot control their genetic traits.
D. is incorrect because some diseases, such as cystic fibrosis and sickle cell anemia are genetically inherited diseases which cannot be prevented by environmental factors. This is not to say that environmental factors are independent of all genetically linked diseases, but not all diseases can be prevented by environmental factors.
Leslie is investigating which brand of cell phone has the longest lasting battery.
What is the dependent variable?
Answer:
The battery
Explanation:
The battery is the dependent variable because it can change based on which brand of phone.
PLS HELP
Explain how a compound microscope allows you to see magnified images.
Answer:
The classic compound microscope magnifies in two steps : first with an objective lens that produces an enlarged image of the object in a "real" image plane. This real image is then magnified by the ocular lens or eyepiece to produce the virtual image. Two convex lenses can form a microscope.
Explanation:
Answer:
it has multiple magnifying glasses in the scope.
Explanation:
A compound light microscope uses two lenses at the same time to view objects-the objective lens, which gathers light and magnifies the image of the object, and the ocular lens, which one looks through and which further magnifies the image. ... it also allows light to pass to the ocular lens.
Evolution is defined as a change in allele frequencies in a population over time.How is the relationship between malaria and sickle cell n example of human evolution?
Answer:
Dramatic evolution within human genome may have been caused by malaria parasite. A genetic mutation that protects people from a common form of malaria spread like wildfire in sub-Saharan Africa about 42,000 years ago, according to a new study.
People develop sickle-cell disease, a condition in which the red blood cells are abnormally shaped, if they inherit two faulty copies of the gene for the oxygen-carrying protein haemoglobin. The faulty gene persists because even carrying one copy of it confers some resistance to malaria.05-May-2011
Explanation:
An evolutionary force, called balancing selection, appears to be responsible for maintaining defects in our DNA associated with diseases, such as sickle cell anemia, because the mutation's damaging effects might be offset — in a biological way of thinking — by its potential benefits.
Scientists have cloned goats so they can take out a protein in the goats’ milk and use it to make medicine. The goats are raised in a laboratory. The medicine that is produced can help with certain diseases that affect humans.
Which best describes a disadvantage of this scenario?
The goats will have more genetic variation.
The goats will become infected with the human diseases.
There are unknown health risks to the goats.
There could be many health risks to drinking the goats’ milk.
Answer:
c
Explanation:
Shade ALL the answers in the OMIR form. 1. The cerebral cartex
A. is Scm thick B. contains 86 billion brain cells C. is the white matter in the brain D. Can generate 600 wasts of electricity
Based on the options provided, none of the answers (A, B, C, D) should be shaded in the OMIR form as they are all incorrect. The correct answer is not listed among the options.
Which of the following is an example of homeostasis?
O Humans shiver when it is very cold
O We cover ourselves with a blanket when it is cold
O We take a shower to keep the body temperature low
O An air conditioner keeps the body at a normal temperature
Answer: A
Explanation: Humans shiver when its cold, even if your using a blanket you still shiver.
Answer:
Humans shiver when its very cold
Explanation:
I took the test its right
what functions do mitochondria and ribosomes have in common
Answer:
Ribosomes are small organelles and are the site of protein synthesis. Ribosomes are found in all cells. Mitochondria are where energy from organic compounds is used to make ATP.
Explanation:
Answer:
Ribosomes are the site of protein synthesis.Mitochondria are where energy from organic compounds is used to make ATP.
Explanati
15. a stream runs through a mountain forest. willow trees grow on each side of the stream. a small deer population feeds on the willows. mountain trout rely on the willow shade for shelter. the apex predator in the forest is the mountain lion. the mountain lions primarily eat deer, but also eat rodents, and fish, as well as other prey species. analyze the components of the ecosystem. what is the most likely outcome if the mountain lion population vanishes? (1 point)
The most likely outcome if the mountain lion population vanishes The trout population will decrease.
A mountain is an extended part of the Earth's crust, normally with steep facets that show good sized exposed bedrock. Even though definitions vary, a mountain might also fluctuate from a plateau in having a confined summit area, and is typically higher than a hill, usually rising at the least three hundred metres above the encompassing land.
Forms of mountains: There are 5 primary kinds of mountains: volcanic, fold, plateau, fault-block and dome. A more distinctive classification beneficial on a nearby scale predates plate tectonics and adds to these classes.
They usually have steep, sloping facets and sharp or rounded ridges, and a high factor, known as a top or summit. Most geologists classify a mountain as a landform that rises at least 1,000 ft (three hundred meters) or greater above its surrounding place. A mountain variety is a sequence or chain of mountains which are close collectively.
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What property of the cell membrane allows some molecules to pass easily through.
Answer:
selectively permeable
Cell membranes only allow some molecules through. This characteristic is why cell membranes are selectively permeable. They are not impermeable (not letting anything pass) nor are they freely permeable (letting everything can pass). This quality allows a cell to control what enters and exits it.
Answer:
The cell membrane's main trait is its selective permeability, which means that it allows some substances to cross it easily, but not others
Explanation:
identify and describe three modifications made to mrna after transcription.
Three modifications made to mRNA after transcription are the addition of a 5' cap, the addition of a poly-A tail at the 3' end, and the removal of introns through splicing.
After transcription, mRNA undergoes several modifications to become a mature mRNA molecule. These modifications include the addition of a 5' cap, the addition of a poly-A tail at the 3' end, and the removal of introns through splicing.
The first modification is the addition of a 5' cap, which is a modified guanine nucleotide added to the 5' end of the mRNA molecule. This cap helps protect the mRNA from degradation and assists in the binding of the mRNA to the ribosome during translation.
The second modification is the addition of a poly-A tail at the 3' end of the mRNA molecule. The poly-A tail is a string of adenine nucleotides added to the mRNA. It also helps protect the mRNA from degradation and plays a role in the export of the mRNA from the nucleus.
The third modification is the removal of introns through a process called splicing. Introns are non-coding regions of the mRNA that are removed, and the exons, which are the coding regions, are joined together. This process ensures that only the coding regions are translated into proteins.
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The modifications made to mRNA after transcription includes Capping, Polyadenylation and Splicing.
The modifications of mRNA after transcription are necessary for protein synthesis to take place. The following are three modifications made to mRNA after transcription:
1. Capping: This is the process where a 7-methyl guanosine cap is added to the 5’ end of the mRNA molecule. This cap functions to protect the mRNA from degradation, it also plays a significant role in the initiation of translation, where the small ribosomal subunit binds to the cap structure to start the process.
2. Polyadenylation :This process takes place at the 3’ end of the mRNA molecule, and it involves the addition of adenine nucleotides to form the poly(A) tail. The poly(A) tail helps protect the mRNA from degradation and enhances its stability.
3. Splicing: This is a process where introns are removed from pre-mRNA to form mature mRNA. Splicing is carried out by a complex of proteins and small RNAs known as the spliceosome.
The removal of introns ensures that the coding regions or exons are spliced together to form a continuous reading frame that can be translated to form proteins.
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It is believed that a virus contracted by a pregnant woman might increase the incidence of schizophrenia in her child because _____.
Answer:
a mother's fever can adversely affect fetal brain development
Explanation:
a malignant neoplasm of the hematopoietic stem cells and characterized by an excessive number of abnormal white blood cells is termed group of answer choices leukemia. hemophilia. thrombocytopenic purpura. digeorge syndrome.
A malignant neoplasm of the hematopoietic stem cells and characterized by an excessive number of abnormal white blood cells is termed digeorge syndrome.
What is structure of cell?The three parts that make up a cell are the cytoplasm, the center, and the cellular membranes. The cytoplasm contains tens to hundreds of tiny, distinct small clusters as organelles and intricate patterns of microscopic fibers.
What components make up a cell?The three main parts of a cell are the cytoplasm, the nucleus, and the cellular membranes. The cell membrane, that encloses the cell, controls the chemicals that enter and exit the cell. The nucleus, a part of the cell contains the nucleolus, is where the most of a cell's nucleus is found. Additionally, the most of RNA is produced there.
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what is the centripetal forces acting on the moon. how would the motion of the moon change if there were no centripetal forces acting on it?
Answer:
Gravity. If there was no gravity the moon would float away.
Explanation:
2 examples of decomposers are
plants
bacteria
fungus
animals
Answer:
Fungus and bacteria
Explanation:
ANIMALS ARE NOT PLANTS
Answer:
bacteria
fungus
Explanation:
Fungus, worms, and bacteria are all examples
The recessive allele 'a' occurs with a frequency of 0.57 in a population of frogs that is in Hardy-Weinberg equilibrium What is the frequency of heterozygous individuals?
To find the frequency of heterozygous individuals, we can use the Hardy-Weinberg equation:
p² + 2pq + q² = 1
where p is the frequency of the dominant allele and q is the frequency of the recessive allele.
In this case, we know that the frequency of the recessive allele (q) is 0.57. Since there are only two alleles in this population, we can calculate the frequency of the dominant allele (p) as:
p = 1 - q = 1 - 0.57 = 0.43
Now we can plug these values into the Hardy-Weinberg equation:
(0.43)² + 2(0.43)(0.57) + (0.57)² = 0.4971
Therefore, the frequency of heterozygous individuals in this population is approximately 0.4971 or 49.71%. This means that nearly half of the individuals in the population are carrying one copy of the dominant allele and one copy of the recessive allele.
Overall, this calculation demonstrates how the Hardy-Weinberg equilibrium can be used to predict the frequencies of different genotypes in a population based on the frequencies of alleles.
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2. Which of the following statements about infrared light is TRUE? Choose all that apply. A It is visible light that human eyes can see. B It can be detected as heat. C It has a shorter wavelength than visible light. DIt is given off by stars.
B."It can be detected as heat" and D."it is given off by stars" statements about infrared light are true.
An electromagnetic radiation that cannot be seen by the human eye is infrared light. Although it does not fall within the visible light spectrum, it is a form of energy that is still a component of the electromagnetic spectrum. The range of visible light is only surpassed by infrared light, which has longer wavelengths than visible light.
Out of the given options, the following statements about infrared light are true:
B. It can be detected as heat - Infrared light is often associated with heat and is used to detect heat sources. Infrared cameras can be used to measure the heat being emitted by objects, and this information is used in various applications such as in building insulation and temperature regulation, medical diagnosis, and military surveillance.
D. It is given off by stars - Infrared light is emitted by stars and is used by astronomers to study star formation, dust, and the properties of galaxies. Infrared telescopes are used to observe the universe in the infrared spectrum and provide information that is not visible in visible light.
In conclusion, infrared light is not visible to the human eye, has a longer wavelength than visible light, and can be detected as heat and is given off by stars.
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this new religious movement had synchronistic views of the apocalypse and tried to usher in the apocalyptic age by gas and other forms of biological warfare?
Attempted to initiate the apocalyptic age through the use of gas and other forms of biological warfare.
While several new religious movements have emerged throughout history with various beliefs and practices, there have been instances where certain groups held synchronistic views of the apocalypse. In this particular case, the mentioned religious movement believed in the imminent arrival of an apocalyptic age and sought to actively bring it about. They employed gas and other forms of biological warfare as means to initiate the cataclysmic events they anticipated.
The movement's synchronistic views imply that they believed in the interconnectedness of various events and phenomena, seeing them as signs or indicators of the impending apocalypse. They considered their actions, such as the use of gas and biological warfare, as instrumental in triggering or accelerating the apocalyptic age. Their intentions were rooted in their religious beliefs and the conviction that they were playing a crucial role in fulfilling prophetic or eschatological visions.
It is important to note that such actions are considered highly controversial and ethically unacceptable due to the harm they can cause to individuals and communities. The use of biological warfare and the intentional infliction of suffering or destruction are widely condemned by society and regulated by international treaties and conventions.
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