a. The development of the southeastern part of the United States affected many species of animals, including the red wolves. The red wolves were seen as a species that is not useful and not wanted, and on top of that dangerous. Apart from the fact that the development led to destruction of the habitat of the wolves, so lot of them died out because of loss of habitat, the hunting played an even bigger role. As there were more and more people, and the encounters were becoming more often, and the wolves also had less food and started to attack the domestic animals, the hunters got activated and they almost killed the wolves to extinction, with only 20 individuals left.
b. Before the development of the southeastern apart of the United States, the red wolves were in relatively large number. This also meant that the genetic diversity was much greater among the red wolf population, resulting in healthy, stable, and strong population of this predator. When the situation came that only 20 individuals were left, then the genetic diversity shrinking to a very low level. Those 20 wolves did not had any other choice then to breed between each other, so in only couple of generations the genetic diversity become extremely low. That is very dangerous for a population, as if some of the individuals have some bad mutation or disease carrying with them, they can affect all the rest and the population may die out easily.
c. Apart from the capturing and breeding of the red wolves, the other method to increase their population is to reintroduce them into the areas where they once lived, under condition that it is a protected area. By reintroducing enough individuals so that the population can reproduce in a healthy manner, the red wolves population can easily and quickly reestablish itself in a natural manner, also contributing to restoring the natural order in their former habitat.
Why are bacteria good for copying large amounts of DNA?
O
A. They do not contain their own DNA.
O
B. They cannot accept DNA from other organisms.
O
C. They can reproduce very quickly.
O
D. They have a very thick cellular membrane.
Bacteria are good for copying large amounts of DNA, as they can reproduce very quickly.Therefore, the correct option is C.
What are bacteria?Bacteria are single-celled microorganisms that belong to the domain Bacteria. They are among the most abundant and diverse forms of life on Earth.They have the ability to rapidly copy DNA due to their fast replication rates. They can divide and produce offspring every 20–30 minutes under optimal conditions, allowing them to copy large amounts of DNA in a short period of time.
This makes them useful in a variety of molecular biology techniques, such as the amplification of DNA through polymerase chain reaction (PCR) or the production of large quantities of recombinant DNA using bacterial cloning vectors.Therefore, the correct option is C.
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what is a specific technique used to produce gmo tomatoes
Answer:to reduce the amount of bug that are in the fruit
Explanation:
which best describes meiosis?
A. it produces cells that are identical to the original cell
B. it is responsible for the replacement of damaged skin cells
C. it is responsible for growth of the organism
D. it produces male and female sex cells
Answer:
It is: D. it produces male and female sex cells.
Explanation:
Answer:
D. it produces male and female sex cells
Explanation:
Hope this helps!
Which helps prevent errors in DNA replication?
Answer:
Complementary base pairing
Explanation:
The DNA replication is the process by which one DNA makes exact copies of it during the cell division.
The attachment of bases to one another is complementary which means that the adenine will always combine with thymine and guanine always pairs with the cytosine.
Answer: Complementary base pairing reduces errors) is the answer
Explanation:
I am doing the apecx test i spelled it wrong because it says that it is inappropriate.
How do adaptation affect a species?
Hello There!
An adaptation is a way that an animal has changed in its environment that allows the animal to survive.
Adaptations make the species more genetically diverse
Answer: Adaptations helps the organism to have genetic variability.
Explanation:
Adaptations help the organism to survive in the extreme conditions. This is because there is something special in the body of the organism that helps in living the life more smoothly.
In case of any change in the environmental conditions the change in the body of the organism helps in survival. Such as padded feet of polar beer aids in living in such an extreme colder environment.
The polar beers that evolved and adapted in such conditions will survive and rest will not.Adaptation in the body is genetic that aids in physical change.
So, adaptations helps in survival of organisms by genetic variability.
what causes the atmosphere to be unequally heated by the sun?
a. the jet stream
b. local winds
c. earths tilted axis
d. el niño
Answer:
C
Explanation:
The Earth's tilted axis is the primary reason for unequal heating of the atmosphere by the sun. This tilt causes different amounts of sunlight to reach different latitudes throughout the year, leading to seasonal variation in climate.
Explanation:The primary factor that causes the atmosphere to be unequally heated by the sun is the tilt of the Earth's axis. This tilt, amounting to roughly 23.5 degrees relative to its orbit around the Sun, creates different zones of climate on the planet by causing differing amounts of sunlight (and hence, heat) to reach different latitudes throughout the year.
When the Earth's axis tilts towards the Sun, it's summer for that pole, and winter when it tilts away. This is the reason for seasonal variation in climate. Factors like the jet stream, local winds, and El Niño can further modify local weather conditions, but the unequal heating is primarily due to the Earth's tilted axis.
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what are 3 domains of life
Archaea, Bacteria, and Eukarya.
The three domains of life are Domain Bacteria, Domain Archaea, and Domain Eukarya, encompassing all living organisms based on cellular structure and genetic relationships. Bacteria and Archaea are prokaryotes without nuclei, whereas Eukarya are complex eukaryotic organisms with nuclei.
The Three Domains of Life
The concept of the three domains of life is a central idea in biology, classifying all living organisms into these categorical groups. These domains are based on differences at the molecular level, particularly the genetic sequences and cellular structures.
Domain Bacteria: This group contains prokaryotic organisms that are characterized by cell walls and a lack of membrane-bound nuclei and organelles.
Domain Archaea: Similar to bacteria, archaea are prokaryotes without a nucleus, but they have distinct biochemistry and gene sequences that set them apart from bacteria.
Domain Eukarya: Eukaryotes, organisms with cells that feature a nucleus, fall into this domain. This diverse domain includes plants, animals, fungi, and protists.
The discovery and classification of these domains reflect our understanding of the evolutionary relationships among organisms. The domain Eukarya is believed to be more closely related to Archaea than it is to Bacteria, as indicated by gene sequences. All three domains are thought to have evolved from a single common ancestor, often referred to as the last universal common ancestor (LUCA).
Overall, the three domains of life offer a framework for understanding the diversity and biological relationships of all organisms on Earth.
What is technology?
A. A method for doing scientific research
B. Science applied to practical problems
C. A system of government
D. The use of science to answer ethical questions
Answer:
It is B. Science applied to practical problem I did process of elimination and also researched on all the other answers and found them wrong.
Explanation:
An example of genetic drift
Answer:
A random succession of births results in all other hair colors going extinct within a village full of redheaded people.
Explanation:
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what is the role of
a pioneer species in primary succession
How are the reproductive cycles of a fungus and a pteridophyte similar?
A)Both organisms form fruiting bodies that produce diploid seeds.
B)Both organisms produce haploid spores and exhibit diploid and haploid stages.
C)Both organisms reproduce sexually when two haploid hyphae fuse.
D)Both organisms exhibit a diploid stage and are only able to reproduce asexually.
Answer:
i think it is D
Explanation: they both reproduce asexually
Answer:
The correct answer is option B.
Explanation:
The sporophytes in pteridophytes is the haploid stage and generate spores. The diploid stage in pteridophytes may take place when two spores combine and give rise to a prothallus, that is, the diploid stage of the pteridophytes.
A fungus to generate spores by the sporangiophores, its haploid stage. However, on certain occasions, two horizontal hyphae between the two species of fungi, may combine at the tips and generate a zygote via plasmogamy and karyogamy.
Which of the following is a cause of a DNA mutation?
O
A. The linking of amino acid subunits into a long chain
O
B. The transcription of DNA into RNA
O
C. An error in the repair of damaged DNA
D. The diffusion of molecules across the cell membrane
SUBMIT
Answer:
(C). An error in the repair of damaged DNA.
Explanation:
DNA mutation can be defined as permanent changes in genetic material due to alteration in nucleotide sequence. Mutations can occur randomly during replication or can be induced by exposure to mutagens (mutation causing agents).
During DNA replication, various errors take place due to incorporation of incorrect nucleotide base in growing DNA strand and form damaged DNA. These errors are generally repaired by DNA-repair systems of cell.
However, if the damaged DNA is not repaired due to errors in DNA-repair system due to problems, the DNA would become mutated.
Thus, the correct answer is option (C).
A key feature of animal body plans is that they can show multiple types of symmetry. For example, a dog would represent bilateral symmetry, while a jellyfish and other cnidarians would represent
A. spherical symmetry.
B. circular symmetry.
C. planar symmetry.
D. radial symmetry.
Explanation:
the correct answer is d radial symmetry
Answer:
radial symmetry
Explanation:
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How does a dog meet all the characteristics of life
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Which is the correct balanced equation that shows the process of iron oxide (Fe2O3) explosively combining with aluminum (Al) to produce iron (Fe) and aluminum oxide (Al2O3)?
A.
Fe2O3 + Al → Fe + Al2O3
B.
Fe2O3 + 3Al → 3Fe + Al2O3
C.
Fe2O3 + 2Al → 2Fe + Al2O3
D.
2Fe2O3 + 2Al → 2Fe + 2Al2O3
Answer:
C. Fe2O3 + 2Al → 2Fe + Al2O3
What is the purpose of the turbines in coal-fired power plants?
O carrying electricity
O burning coal
O generating steam
O converting energy
Answer:
converting energy ( last choice)
The purpose of the turbines in coal-fired power plants is to convert energy.
What is a turbine?A turbine is a machine that is used to generate electricity. It is attached to any plant in which the purpose is the generation of electricity.
Hence, the purpose of the turbines in coal-fired power plants is to convert energy.
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1. What was the independent variable in this lab? *
A. water volume
B. water mass
C. time
D. soil type
During which succession do new species move into an area and colonize it?
During____
succession, new species move into an area and colonize it.
During primary succession, new species move into an area and colonize it which is bare before its entry.
What is Succession?Succession may be defined as the process of gradual and continuous replacement of one community by another community over a long period of time.
Primary succession is always initiated in the bare area where no life has existed before.
Therefore, it is well described above.
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The process by which Prokaryotic cells divide is known as:
Answer:
binary fission
Explanation:
The process by which Prokaryotic cells divide is known as binary fission.
prokaryotic cells are cells that do not have a nucleus and replicate through the process of binary fission
Question 9 (5 points)
The iron triad of transition metals includes____
iron, zinc, and copper
cobalt, iron, and nickel
copper, silver, and gold,
zinc, cadmium, and mercury
Answer:
b. cobalt, iron, and nickel
Explanation:
Answer:
It's "Iron, Cobalt, and Nickel."
Explanation:
Hope my answer has helped you!
The skeletal system performs a variety of functions that are crucial to maintaining life processes. What function is performed in
the bone marrow, but not in the ossified bones of the skeleton?
a oxygen transportation
C mineral storage
b. muscle attachment
d red blood cell production
Answer:
Red blood cell production
Explanation:
Marrow makes blood and it is then sent to heart and lungs to be filled with oxygen
Which of the following describes the role of cyclic AMP (cAMP) in hormone response?
A. cAMP are molecules that bind and captures the nonsteroid hormone.
B. cAMP receives messages from mRNA to begin protein synthesis.
C. cAMP receives a message from a nonsteroid hormone and carries the message into the cell.
D. cAMP opens a pore for steroid hormones to enter the nucleus
Answer:
B
Explanation:
Answer:
C. cAMP receives a message from a nonsteroid hormone and carries the message into the cell.
Explanation:
Water soluble hormones, the non-steroid hormones bind to their cell surface receptors to activate the G protein. The activated G protein activates adenylyl cyclase which in turn leads to the formation of cAMP from ATP. The cAMP activates protein kinases which in turn phosphorylates the cytoplasmic proteins. The activates cytoplasmic proteins bring about the desired response.
In this way, the cAMP second messenger system delivers the information from hormones to the cell via cAMP.
The image below shows a common blood pressure gauge.
What does this device do?
A.
measures the level of oxygen present in the blood
B.
measures the pressure of blood when the lungs expand and compress
C.
measures the electrical activity of the heart
D.
measures the pressure of blood when the heart contracts and relaxes
Answer:
measures the pressure of blood when the heart contracts and relaxes..Blood pressure Gauge, commonly known as a “sphygmomanometer,” which is a device used to measure blood pressure. Thus, option D is correct.
What is the sphygmomanometer?Every sphygmomanometer works under the assumption that when a hollow rubber air bladder-filled cuff is placed around a limb and inflated.
The pressure inside the bladder equals the pressure on the artery beneath the cuff.
An inflatable cuff that restricts blood flow and a mercury or mechanical manometer that measures pressure together make up a blood pressure.
When the heart beats, the heart muscle contracts (squeezes), propelling oxygen-rich blood into the blood arteries. This pressure is known as the systolic blood pressure.
Therefore, sphygmomanometer measures the pressure of blood when the heart contracts and relaxes.
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A fly has two alleles for the color of its eyes. the green allele is recessive and is represented by q. the blue allele is dominant and is represented by p. if 44 of 100 organisms are green, what is p?
Answer:
[tex]p = 0.34[/tex]
Explanation:
Given -
Green allele is recessive and is represented by "b"
Blue allele is dominant and is represented by "B"
Also out of [tex]100[/tex] organisms, [tex]44[/tex] are green in color. Thus, all these [tex]44[/tex] organism would have genotype "bb"
As per Hardy Weinberg's equation , frequency of "bb" is represented as [tex]q^{2}[/tex]
Thus frequency of allele "b" would be equal to
[tex]\sqrt{q^{2} }[/tex]
[tex]= \sqrt{\frac{44}{100} } \\= \sqrt{0.44} \\= 0.66[/tex]
As per first equation of Hardy Weinberg-
[tex]p+q=1[/tex]
Frequency of allele "B" will be equal to
[tex]p = 1-q[/tex]
Substituting the value of q, we get
[tex]p = 1-0.66\\p = 0.34[/tex]
Hydrogen is group with alkali metals because it
A.Is a metal
B.Has one electron in its outer energy level
C.it is a gas
D.does not readily form compounds
Hello There!
Hydrogen is group with alkali metals because it "does not readily form compounds"
Hydrogen is found in many substances. Our body needs Hydrogen because essentially everything we see contains Hydrogen.
Option B is correct. Hydrogen is group with alkali metals because it has one electron in its outer energy level.
What are the alkali metals?
Alkali metals are those chemical elements that carry one single electron in their last energy level.
These metals are usually
shiny, soft, and malleable. light and express high reactivity. good electricity and heat conductors.
Although Hydrogen is placed among the alkaline metals, it is not really alkaline.
It is grouped there because of its atomic characteristics because it has a single electron in its outermost layer.
However, it does not express any of the alkaline chemical properties.
Option B is correct. Hydrogen is group with alkali metals because it has one electron in its outer energy level.
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Explain the color of the moon in this image
A) The moons color is the reflection of the sunset on earth
B) The color of the moon is the light that is transmitted from earth
C) The refraction of the sunlight into earths atmosphere gives the color
D) The sun is so large that it rats pass by the earth in lights up the moon
C.
The rest don't make sense.
The Moon during a lunar eclipse, when the Earth's shadow casts on the Moon, is entering the Earth's shadow which blocks most of the light from the sun. The light isn't totally blocked out, which this gentle glow of red is caused by the light getting refracted by our atmosphere, making it appear a rust color.
Vague explanation.
The refraction of the sunlight into earths atmosphere gives the color explain the color of the moon in this image. Thus, the correct option is C.
What is the colour of moon answer?The photo of the Moon, taken from space are the true color views of the Moon. That gray color we see comes from the surface of the Moon that is mostly oxygen, magnesium, silicon, iron, calcium and aluminum. The lighter color rocks are generally plagioclase feldspar, whereas the darker rocks are pyroxene.
During a lunar eclipse, when the Earth's shadow casts on the Moon is plunge into the Earth's shadow that blocks most of the light from the sun. The light is not totally blocked out, so this soft red glow is due to the light getting refracted by our atmosphere on earth, makes it appear a rust color.
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How does interphase prepare cells for mitosis
Final answer:
Interphase prepares a cell for mitosis through its three stages: the G1 phase, where the cell grows and accumulates resources; the S phase, where DNA is replicated; and the G2 phase, where the cell continues to grow and checks DNA replication readiness. This ensures a healthy cell division.
Explanation:
Interphase Prepares Cells for Mitosis
Interphase is critical for preparing a cell for mitosis. This phase consists of three stages: G₁ (First Gap), S (Synthesis), and G₂ (Second Gap).
The G₁ phase is marked by intense biochemical activity where the cell accumulates the building blocks of chromosomal DNA, related proteins, and energy reserves. During the S phase, the cell synthesizes a complete copy of the DNA in its nucleus. This DNA replication is essential for providing each daughter cell with an identical set of chromosomes during mitosis. In the G₂ phase, further growth occurs, and the cell ensures all the DNA is replicated and begins to reorganize its contents to prepare for mitosis. These steps are crucial as they ensure that the cell is ready to enter the mitotic phase where cell division will occur, resulting in the formation of two genetically identical daughter cells.
In animal cells, an additional preparatory event occurs: the duplication of the centrosome, which is vital for the later stages of mitosis, ensuring that the cell's cytoskeleton is properly organized for division.
describe how light waves interact with the clothes you're wearing and your eyes
Light waves reflect off of certain things and absorb into others, but these things depend on the color of the wave. Your eyes don't see light that is absorbed, but rather reflected off of the surface of the object. For example, a white T-Shirt is white because all light is reflected, as an orange T-Shirt is orange because red and yellow light waves are both reflected.
Light waves interact with our clothes and eyes through reflection, absorption, and transmission. The color we perceive is determined by which wavelengths of light are reflected by the object and absorbed by our eyes.
Explanation:Light waves interact with the clothes you're wearing and your eyes in several ways, primarily through reflection, absorbance, and transmission. For instance, a shirt you're wearing may appear a specific color because it reflects light waves of that color while absorbing others. This light is reflected from your clothes and then reaches your eye, which processes it and allows you to perceive the color.
The lens of your eye functions similarly to a camera lens or a mirror. It forms an image of the light coming from the surrounding environment, including the light bounced off your clothes. Light from your clothes or the environment is absorbed by your eyes, and depending on the wavelength of the light, you perceive different colors.
In fact, if you're wearing a red shirt, your shirt is reflecting the red wavelengths in the white light that shines on it, and absorbing all other colors. When this reflected red light enters your eyes, the cells in your retina perceive it, and transduce it to nervous impulses that your brain interprets as the color red.
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DNA is always read in the direction___, whereas RNA is read in the___direction.
Answer:
DNA is read in the 3 prime to 5 prime direction, and RNA is read 5 to 3.
Answer:
DNA is always read in the direction 3' to 5', whereas RNA is read in the 5' to 3' direction.
Explanation:
I just got this question on Edginuity and got it right.
It is not possible for global warming to have any positive side effects. Please select the best answer from the choices provided T F
the answer is F. there is a brightside to everything no matter how small
Answer: False
Explanation:
The global warming is a phenomena in which the increase in the abundance of greenhouse gases like carbon dioxide, methane, water vapor, nitrous oxides and ozone results in the rise in the average temperature due to the fact that these gases trap heat from sunlight. This affects the change in the climatic condition of a region. This entire phenomena is called as greenhouse effect. This results in the melting of glaciers, acidification of oceanic water and other problems.
The positive effects of global warming includes increase in carbon dioxide gas will increase the rate of photosynthesis which may lead to increase in productivity of crops, and increase in planktonic biomass in ocean.