Answer:
The movement and interaction of tectonic plates helps to explain many of Earth's features. Interpret data showing topography, the age of the sea floor, the location of volcanoes, and the location of earthquakes to predict the location and type of plate boundaries in a region.
Explanation:
When two species are forced to interact in a particular environment, how would
relationships of competition, predation, and mutualism affect the two populations?
Answer:
Find the explanation below.
Explanation:
When two species find themselves in the same environment, the quest for survival would lead to interactions among themselves.
Competition would result when there are limited resources. For example, when Tigers and Lions who feed on the same prey exist together in an environment, a competitive relationship can result.
Predation is a sort of interaction where an organism feeds on a prey to survive. Here, the weaker animal/species stands the risk of being defeated in the battle for survival. For example, in some homes where cats and rats exist, the cats tend to prey on the rats.
Mutualism is a form of symbiotic relationship where the animals exist together in a cooperative manner. Most fungal species have been found to have a mutualistic relationship with the roots of plants. Each of these two is important to each other's survival.
Which small-scale mutation would be most likely to have a catastrophic effect on the functioning of a protein?.
Answer:
A mutation in DNA generates a UGA stop codon in the middle of the mRNA coding for a particular protein. A second mutation in the cell's DNA leads to a single nucleotide change in a tRNA that allows the correct translation of this protein; that is, the second mutation 'suppresses" the defect caused by the first. The altered tRNA translates the UGA as tryptophan. What nucleotide change has probably occurred in the mutant tRNA molecule? What consequences would the presence of such a mutant tRNA have for the translation of the normal genes in this cell?
if we eat raw leafy vegetables, would we be able to digest them? what about raw meat? give a reason for your answer
Answer:
no,we can not survive only on raw leafy vegetables because it contains cellulose, which is a type of carbohydrate that human are not able to digest due to absence of cellulose-digesting enzymes
Which of the following would be considered analogous structures?
the forelimb of a bat and the forelimb of a horse
the pelvis of a human and the pelvis of a whale
the flipper of a dolphin and the arm of a human
the wings of a fly and the wings of a sparrow
the wings of a bird and the forelimbs of a reptile
Only example of analogous structures among the options provided is the wings of a bird and the forelimbs of a reptile.
The correct option is e.
Analogous structures are structures that have a similar function or purpose but have evolved independently in different species. They do not share a common evolutionary origin.
Based on this definition, the wings of a bird and the forelimbs of a reptile would be considered analogous structures. Both the wings of a bird and the forelimbs of a reptile (such as the wing of a flying lizard) serve the function of flight. The forelimb of a bat and the forelimb of a horse would be considered homologous structures. They share a common evolutionary origin and have similar bone structure, despite having different functions (flight in bats and locomotion in horses).The pelvis of a human and the pelvis of a whale would also be considered homologous structures. They share a common evolutionary origin and have similar bone structure, despite being adapted for different modes of locomotion (bipedalism in humans and aquatic movement in whales).
Hence , E is the correct option
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Basically for my experiment, Im putting green anoles into savannah deserts (Not actually). Would it be animal cruelty? IS the experiment ethical?
Putting green anoles in the desert would not be animal cruelty, but it could be an unethical experiment because they could generate environmental imbalances.
Why wouldn't putting green anoles in the desert be animal cruelty?Because green anoles would adapt well to the climate.Because deserts have high humidity and green anoles adapt well to this characteristic.Because green anoles would be able to feed themselves and find enough water to live in the desert.Although green anoles manage to live well in the desert, their presence in this place can be considered an unethical experiment because these animals are not native to the desert, they are an exotic species and can become a pest, unbalancing the environment.
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What is the average cropland fraction for the small farms?
A) 10%
B) 25%
C) 50%
D) 75%
The average cropland fraction for the small farms is option B) 25%.What is cropland fraction? the correct option is B) 25%.
Cropland fraction is the percentage of land used for crops or agriculture. Cropland fraction is calculated as follows: Cropland fraction = (cropland area/total land area) × 100%.Cropland fraction for small farmsCropland is land that is mainly used for agricultural production. The average cropland fraction for small farms varies according to the size of the farm. Small farms usually have a higher percentage of cropland. The average cropland fraction for small farms is around 25%.
The average cropland fraction for small farms can vary depending on the specific region and agricultural practices. However, without further information or context, it is not possible to provide an accurate average cropland fraction for small farms.
The percentage of cropland can be influenced by factors such as farm size, location, climate, crop types, and farming techniques. It can range widely from less than 10% to more than 75%, depending on these variables.
Therefore, without specific information or a defined context, it is not possible to determine the average cropland fraction for small farms.
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Many segments are blank wholesome are blank such as a segment for digestion and a segment for reproduction
Many Body segments are very wholesome are essential such as a segment for digestion and a segment for reproduction.
What is the bodily systems about?In the above case, it would be more accurate to say that many bodily systems are essential for our overall health and well-being, and they each play important roles in maintaining our bodily functions. For example, the digestive system is responsible for breaking down food and absorbing nutrients, while the reproductive system is responsible for producing and delivering offspring.
Therefore, It is important to note that while some bodily functions or segments may be considered more "wholesome" than others, each system is necessary and contributes to the overall functioning of the body. So, rather than categorizing them as wholesome or not, it's more useful to think of them as essential components of a complex and interconnected system.
P.S. Question seems incomplete and general definition is given.
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how common are mutations during dna replication? a. about 5 nucleotides in 6.5 billion are changed during each replication. b. about 50 nucleotides in 6.5 billion are changed during each replication. c. no nucleotides are changed during each replication. d. about 5,000 nucleotides in 6.5 billion are changed during each replication. e. about 500 nucleotides in 6.5 billion are changed during each replication.
The mutations are common in the sense that about 5 nucleotides in 6.5 billion are changed during each replication (Option a).
What is the mutation rate?The mutation rate refers to the number of nucleotide changes that emerge at each replication cycle of the DNA molecule, which varies between different types of organisms, especially when comparing prokaryotes and eukaryotes.
Therefore, with this data, we can see that the mutation rate is the number of alterations in the DNA molecule after replication and the number is variable between different groups of species in nature.
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one limitation to science is that it cannot answer questions about ______ ?
Answer: Phenomena.
Explanation: That includes topics such as infinity, the future and god.
Hope this helps!
Which type of molecular model is represented in this image?
O=C=0
A. dot diagram
B. space-filling model
C. structural formula
D. ball-and-stick model
Answer:
C. structural formula
Explanation:
thats the structural formula for carbon dioxide C2O
Relationship between wavelength and frequency
A. Describe the relationship between wavelength and frequency when frequency is increased. (5pts)
B. Describe the relationship between wavelength and frequency when frequency is decreased. (5pts)
will mark brainliest
Answer:
V= Frequency X wavelength
Explanation:
A) wavelength would decrease with frequency
B) wavelength would increase
The chemical energy used by most organisms for metabolism and growth ultimately comes from __________. the sun heat carbon dioxide the decomposition of plants
While heat and the decomposition of plants can also provide energy for some organisms, they are not the primary source of energy for most organisms. The correct answer is a. the sun.
The ultimate source of energy for almost all life on Earth is the sun. Through photosynthesis, green plants, algae, and some bacteria use the energy from sunlight to convert carbon dioxide and water into organic molecules such as sugars and starches. These organic molecules contain stored chemical energy that can be used by organisms as a source of energy for metabolism and growth. Other organisms obtain this stored chemical energy by consuming plants or other organisms that have consumed plants. While heat and the decomposition of plants can also provide energy for some organisms, they are not the primary source of energy for most organisms.
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does anyone know how common depression is? and how has the number of cases changed over time? for a bio report :)) please help!!
Answer:
Explanation:
Depression is a common and serious medical illness that negatively affects how you feel, the way you think and how you act. It can lead to a variety of emotional and physical problems and can decrease your ability to function at work and at home.
Depression symptoms can vary from mild to severe and can include:
Feeling sad or having a depressed mood
Loss of interest or pleasure in activities once enjoyed
Changes in appetite — weight loss or gain unrelated to dieting
Trouble sleeping or sleeping too much
Loss of energy or increased fatigue
Difficulty thinking, concentrating, making decisions
Restlessness or feeling slowed down
Feeling worthless or guilty
Depression symptoms must last for at least two weeks to be considered a diagnosis.
Depression is one of the most common mental disorders in the world. According to the World Health Organization (WHO), more than 264 million people suffer from depression, which is about 4.4% of the world's population.
The number of cases of depression has been increasing over time. In the United States, for example, the prevalence of depression has increased from 9.5% in 1990 to 16.6% in 2017.
Dendrotoxins, produced by the mamba snakes (Dendroaspis), are inhibitors of the voltage-gated K channels. What phase of the action potential would this toxin affect
he dendrotoxins produced by the mamba snakes (Dendroaspis) affect the repolarization phase of the action potential. Dendrotoxins are peptides that are isolated from the venom of mamba snakes. These toxins are potent blockers of voltage-gated potassium channels.
Voltage-gated potassium channels are responsible for the repolarization phase of the action potential. They allow the flow of potassium ions out of the cell, thereby returning the membrane potential to its resting state. In the presence of dendrotoxins, the potassium channels are blocked, and the flow of potassium ions is reduced.
This causes the repolarization phase to be delayed or prevented altogether, leading to prolonged depolarization and a prolonged action potential. This can result in a variety of symptoms, including muscle paralysis, respiratory failure, and even death.
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A 40X objective lens is also known as what? (2) a. Low power lens b. High power lens c. Scanning lens d. Immersion oil lens
A 40X objective lens is also known as high power lens.
The high-powered objective lens, sometimes known as a "high dry" lens, is perfect for spotting small features in a specimen sample. You may see an extremely detailed image of the specimen on your slide thanks to a high-power objective lens and a 10x eyepiece working together to produce a total magnification of 400x.
Oblique lenses are the interchangeable lenses that come with the majority of compound microscopes. The most popular objective lenses include magnification powers of 4x, 10x, 40x, and 100x, which are also called as scanning, low power, high power, and (usually) oil immersion objectives, respectively. Objective lenses are available in a variety of magnification powers.
Therefore, correct answer is (b) high power lens
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During the first stage of the menstrual cycle, the estrogen hormone stimulates the maturation of ovarian follicles. In the second menstrual stage, ovulation, high levels of estrogen cause the ovaries to release the matured ovum into the fallopian tubes for fertilization. What two body systems work together to produce and release the ovum? O A. ' circulatory and reproductive systems O B. circulatory and lymphatic systems OC. endocrine and reproductive systems OD. endocrine and lymphatic systems
Answer:
I know one of them is endocrine
Explanation:
sorry i don't know the other ):
the growth hormone axis contains at least one example of a negative feedback loop. t or f
It is true that the growth hormone axis contains at least one example of a negative feedback loop.
What is negative feedback loop?Growth hormone secretion is part of a negative feedback loop involving IGF-I. High blood levels of IGF-I causes decreased secretion of growth hormone by directly suppressing the somatotroph and also by stimulating release of somatostatin from the hypothalamus.
An important example of a negative feedback loop is in control of thyroid hormone secretion. The thyroid hormones that are thyroxine and triiodothyronine are synthesized and secreted by thyroid glands and affects metabolism throughout the body.
Example of biological negative feedback is : Human body temperature.- Hypothalamus of a human responds to temperature fluctuations and also responds accordingly.
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In humans, the allele for brown eyes, B, is dominant over the allele for blue eyes, b. Which combination of alleles shown below could result in a person with blue eyes?a.BBb.bbc.bBd.Bb
Answer:
bb
Explanation:
the only way the recessive trait shows is if the dominant allele isn't present at all otherwise the dominant allele will show
What does the word base mean in biology
In biology, the word "base" indicates the nitrogenous base such as adenine, thymine, etc. that is found in the DNA and RNA that are present in the genetic contents of the cell in the person.
What does the term "base" mean in different branches of science?The base has different meanings in biology and chemistry, as in biology it refers to the four main components of DNA and RNA: adenine (A), thymine (T), cytosine (C), and guanine (G), which make up the helical pattern of the DNA, and in chemistry it means a substance that can accept the proton from the acid. In the case of taxonomy in biology, the base identifies the starting point of the classification.
Hence, in biology, the word "base" indicates the nitrogenous base such as adenine, thymine, etc. that is found in the DNA and RNA that are present in the genetic contents of the cell in the person.
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Please Help I Am Confused.
Answer:
according to the law of conservation of mass"The mass of reactants must be equal to the product"
so by inspection (trail or error method )
the coefficients are
2,1,2 respectively
so
2(2)+1(2)=2(2)+2(1)
4+2=4+2
6=6
which of the following is not a level of organization?
1)individual
2)population
3)community
4)ecosystem
5)ecology
Select all of the following types of microscopes:
Group of answer choices
Electron
TEM
Magnifying
Digital
SEM
Compound
Answer:
The answer is compound microscope
An enzyme catalyzes a chemical reaction, where A and B are joined to yield C.
What statement is correct about this reaction?
- A and B are products.
- B and C are substrates.
- A and C are products.
- A and B are reactants.
The answer is B and C are substrates
The most important role of the spleen is to provide a site for lymphocyte proliferation and immune surveillance and response.
The most important role of the spleen is to provide a site for lymphocyte proliferation and immune surveillance and response.
The spleen plays a crucial role in the immune system. It serves as a reservoir for lymphocytes, specifically B cells and T cells, which undergo proliferation and maturation within its tissues. This proliferation of lymphocytes helps in the generation of an effective immune response against pathogens. Additionally, the spleen acts as a filter for blood, removing old or damaged red blood cells and capturing foreign substances, facilitating immune surveillance.
The spleen's primary functions of lymphocyte proliferation and immune surveillance are vital for maintaining a robust immune response. Its ability to house and support the growth of lymphocytes contributes to the body's defense against infections and other foreign invaders. Understanding the role of the spleen helps in comprehending its significance in immune function and overall health.
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Consider the diagram of an internal feedback mechanism that the body uses to help maintain homeostasis.
The internal feedback mechanism is shown. Stimuli goes to the receptor to the coordinator to the effector to the response and then to feedback.
What is the role of the central nervous system in this model?
a) coordinator
b) effector
c) response
d) stimuli
The role of the central nervous system in this model is as coordinator (Option a).
What is the central nervous system?The central nervous system is a fundamental body system that acts by sending and receiving signals from the environment.
The central nervous system can act as a coordinator by modulating signals and thus maintaining the internal equilibrium (homeostasis).
In conclusion, the role of the central nervous system in this model is as coordinator (Option a).
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Which protein synthesis process comes first?
O Translation
O Transcription
Answer:
Transcription
Explanation:
First comes Transcription, then comes Translation.
For example, DNA comes first, RNA comes second, and Protein comes third which makes proteins last. So, during the DNA process, Replication occurs. After that, DNA hops over to RNA using Transcription, and after that RNA hops over to Protein using Translation. So, we look left to right. Now, when I listed everything, Transcription came first and Translation came second. There is your answer.
Jackson says, “The really scary things though are the physical, chemical, oceanographic things that are happening.” What does he mean by this?
Oceanography includes the oceans and sea depicting and analysis or change in the characteristics of water bodies.
By the statement, scary things are happening to the oceans by Jackson means that:
The oceans and aquatic lives are suffering from climatic changes and is undergoing immense physical and chemical changes.
The addition of unwanted wastes, dumps and chemical spills in oceanic bodies are altering the chemical and physical attributes of the water. The habitants of water like fauna and flora are suffering a lot of loss due to changes.
The involvement of human activities has increased water pollution and many other kinds of pollution. Overfishing, oil spills and dumping of waste in water bodies have altered the natural characteristics of water.
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Your teacher takes a candle and cuts some wax from the bottom of it. She puts the bit of wax in a beaker and places it on a hot plate. Eventually, the wax melts and becomes liquid. Do you think this is a physical or chemical change?
Answer:
Chemical
Explanation:
which of the following structures are typically associated with ribosomes? (select all that apply). Cytosol
Mitochondria
Rough endoplasmic reticulum
The structures typically associated with ribosomes are the cytosol and the rough endoplasmic reticulum (RER), options A and C are correct.
Ribosomes, the cellular structures responsible for protein synthesis, are typically associated with the cytosol and the rough endoplasmic reticulum (RER). In the cytosol, ribosomes are found freely floating throughout the fluid matrix, actively translating mRNA into proteins. The RER, characterized by its studded appearance due to ribosomes attached to its surface, is involved in synthesizing proteins destined for secretion or insertion into cell membranes.
The ribosomes on the RER play a crucial role in this process, as they facilitate the co-translational translocation of nascent polypeptide chains into the lumen of the RER for further processing and modification. Mitochondria, however, have their own specialized ribosomes called mitochondrial ribosomes, which are distinct from those associated with the cytosol or the RER, options A and C are correct.
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The complete question is:
which of the following structures are typically associated with ribosomes? (select all that apply).
A. Cytosol
B. Mitochondria
C. Rough endoplasmic reticulum
please explain how respiration is the opposite of photosynthesis.