Answer:
Carbon dioxide
Explanation:
thats the answer
Explain how different links can show a relation between two species. Describe evidence that shows other correlations and causations between the species.
Different links show relationships between two species. In the scientific world, there are three types of links, including mutualism, parasitism, and commensalism.
Mutualism is a relationship in which both species benefit. Parasitism is where one species benefits, and the other is harmed. Commensalism is a relationship in which one species benefits, and the other is not harmed or helped.One example of a mutualistic relationship is the bee and flower relationship. Bees collect nectar and pollen from flowers for their food, while at the same time, the bee helps in pollination. The bee gets food from the flower, and the flower is pollinated. This is a mutualistic relationship. A parasitic relationship is the relationship between tapeworms and humans. Tapeworms live inside the host and get their food from the host, thereby, causing harm to the host. Evidence that shows correlation and causation between the species includes physical changes in the organism or adaptations to the environment. For example, an animal that feeds on a certain plant may evolve to have a longer tongue to reach the nectar of that plant. In summary, different links show relationships between species, including mutualism, parasitism, and commensalism. The evidence for the correlation and causation between species includes physical changes or adaptations in the organism or environment.For more questions on species
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what are the 2 functions of Schwann cells
Providing insulation
Supporting nerve regeneration
Explanation:Schwann cells are specialized cells that are found in the peripheral nervous system. Their main functions are:
Providing insulation: Schwann cells are responsible for producing a fatty substance called myelin, which surrounds and insulates nerve fibers. This insulation helps to increase the speed of nerve signal transmission and prevents electrical signals from leaking out of the nerve fibers.
Supporting nerve regeneration: When nerve fibers are damaged, Schwann cells play a critical role in facilitating their regeneration. Schwann cells produce growth factors and other molecules that promote the growth of new nerve fibers and help to guide them to their correct destinations. Additionally, Schwann cells can also form a type of scaffold that guides regenerating nerve fibers and provides them with a supportive environment to grow.
Which of the following is a result of global warming?
A)
the melting of ice in the polar regions
B)
increasing biodiversity and thriving populations
C)
the cooling of lakes and rivers
D)
the falling of the sea level
E)
a decreasing concentration of CO2 in the atmosphere
Answer:
A (The melting of ice in the polar regions)
Explanation:
Global warming creates many effects, which include ice melting way before it should. Sea levels have also risen in the past years which supports the fact of ice melting.
Answer:
A
Explanation:
EDGE 2021
The stronger the social connections:
O the more likely to live long and strong
O the fewer complications in pregnancy
O the more secure the children feel
O all of the above
Answer:
O all of the above
Explanation:
Stronger social connections have been associated with various positive outcomes, including longer and healthier lives, fewer complications in pregnancy, and increased feelings of security in children. Numerous studies have shown that individuals with strong social networks and support systems tend to have better overall health, lower mortality rates, and reduced risk of certain health conditions. Additionally, social support has been found to positively impact pregnancy outcomes, such as lower rates of preterm birth and improved maternal well-being. Furthermore, children who have secure and supportive relationships with their caregivers and peers tend to experience better emotional and psychological development.
A hetero gous ail yellow plant is crossed with a homorygous short green. Show the genoype od phenotypes of the Fi offspring and the probability of each.
The genotype of the F1 offspring is YyTt, and the phenotype is yellow and tall. The probability of each phenotype in the F1 offspring is as follows yellow and tall is 1/2 or 50%, green and short is 1/2 or 50%.
The genotype and phenotype of the F1 offspringGenotype refers to the genetic makeup or combination of alleles present in an organism, while phenotype refers to the observable traits or characteristics expressed by an organism. Genotype represents the genes an organism carries, while phenotype represents the physical or observable features resulting from the interaction between genotype and the environment.
When a heterozygous ail yellow plant (genotype Yy) is crossed with a homozygous short green plant (genotype tt), the F1 offspring will have the genotype YyTt and the phenotype of yellow and tall. The probability of this phenotype occurring in the F1 generation is 50%. Additionally, there is a 50% probability of the F1 offspring having the phenotype of green and short.
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The graph shows the populations of two species in a particular region over two decades. Based on the graph, what can you conclude about the relationship between the two species?
The two species are mutualistic in nature. The two species exhibit commensalism.
What is a homologous structure?
Body parts in different animals that look different to each other
Body parts that are part of the same system
The walls in a plant's calls
Body parts in different animals that have similar structures to each other
Answer:
The answer is Body parts in different animals that have similar structure to each other
How can increases travel boosted the spread of certain species
Answer:
a
Explanation:
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The Autum leaves are stunning
Rachel is studying the impact of watching television 30 minutes before bedtime on quality of sleep. Which of the following might be the best hypothesis for her study?
Answer:
''Watching television adversely impacted the quality of sleep''.
Explanation:
''Watching television adversely impacted the quality of sleep'' is the best hypothesis for her study. Watching television right before bed, can negatively impact your sleep quality. Late-night watching television disrupts your internal clock that adversely affected sleep quality of an individual. The above hypothesis is used by the Rachel to investigate the impact of watching television before sleeping on the sleep quality.
you have a small population of beetles. one day a large rainstorm causes flooding and wipes out 87% of the population. the remaining individuals have much lower genetic variation than the original population. which of the following would explain the lack of hardy-weinberg equilibrium seen after the flood?
The evolutionary mechanism in this population is small population size due to genetic drift, although small population size is also causally tied to evolution in this population, thus the correct option is (c).
Genetic drift is the generational shift in allele frequencies in a population that results from random events. Genetic drift is actually a change brought on by "sampling error" while choosing the alleles for the following generation from the gene pool of the current generation. Despite the fact that genetic drift occurs in all groups, its effects are frequently more pronounced in small populations. Genetic drift is unlikely to cause such rapid changes in larger populations. For example, it is considerably less likely that the b allele would be lost and that the B allele would attain 100% frequency, or fixation, within such a brief amount of time if we studied a population of 1000 rabbits rather than 10.
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The complete question is:
You have a small population of beetles. One day a large rainstorm causes flooding and wipes out 87% of the population. The remaining individuals have much lower genetic variation than the original population. Which of the following would explain the lack of H-W equilibrium seen after the flood?
Select one:
a. Founder effect
b. Random mating
c. Small population size (genetic drift is the evolutionary mechanism but yes, small population size is also causally related to evolution in this population)
d. Genetic drift
e. Migration
Can avalanches form mountains?
Answer:
of course they can
Explanation:
An avalanche is a flow of snow that moves down the slope of a mountain and frequently forms in two different ways: slabs or loose snow.
Answer:
yes the avalanches are from mountains like snowy mountains
. Jack and Jill are thinking about starting a family and they come to you with a question about a rare recessive genetic disease called Alpers Syndrome. Alpers causes progressive neurodegeneration in infants and children and is usually lethal within the first 10 years of life. Jack's grandfather had a brother die of Alpers Syndrome, while Jill has no family history of the disease. If the frequency of heterozygotes for Alpers is 1 in 2000 in the general population, what is the chance that Jack and Jill will have a child with Alpers Syndrome? (Be sure to completely reduce your answer.)
Answer:
The chance of having a Child who is a Heterozygote is 50% , The chance of having a child that will completely come down with Alpers syndrome is 0%
Explanation:
Jack has a history of Alpers in his family
Jill has no history
lets assume Jack is a carrier : Ab ( because that is how he could have survived the first 10 lethal years )
Jill : AA
Therefore the probability/chance of Jack and Jill having a child with Alpers ( carrier ) syndrome will be 50 % as shown below
AA * Ab = AA , Ab, AA, Ab
The child produced by Jack and Jill will only be a carrier of the syndrome and not completely affected by the syndrome
How are traits passed from parent(s) to offspring in sexual vs. asexual reproduction?
Answer:
In sexual reproduction, traits will be taken from both parents, so the child will be a mix of traits from the father and the mother
In asexual reproduction, there is only one parent, so the child will be a genetical replica of the parent
the 5’ end of the dna molecule is considered ____, while the 3’ end of the dna molecule is considered the _____
The 5’ end of the dna molecule is considered five prime, while the 3’ end of the dna molecule is considered the three prime.
Thus, The backbones of DNA's two long polymers of basic units, known as nucleotides, are comprised of sugars and phosphate groups that are connected by ester bonds.
These two strands are anti-parallel because they move in the opposite directions of one another. Each sugar has one of four different nucleobases (bases) molecules attached to it.
The genetic code is made up of the order of these bases, and it subsequently dictates the order of the amino acids in proteins. The 5′ (five prime) and 3′ (three prime) ends of DNA strands are referred to as the ends.
Thus, The 5’ end of the dna molecule is considered five prime, while the 3’ end of the dna molecule is considered the three prime.
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what percentage of the Earth's age has the atmosphere been at its current composition?
The current composition of the Earth's atmosphere has been around for a relatively short period of time compared to the age of the Earth. The Earth is estimated to be about 4.5 billion years old, and the current composition of the atmosphere is thought to have developed around 2.4 billion years ago.
What is the composition of the earth?This means that the current composition of the Earth's atmosphere has been in place for about 53% of the Earth's history. However, it's important to note that the atmosphere has been changing and evolving throughout the Earth's history. The composition of the atmosphere has changed due to various processes such as volcanic eruptions, meteor impacts, and biogenic activity. Also, the atmosphere has been in a state of constant change due to natural processes and human activities. The current composition of the atmosphere is the result of these processes, and it is expected to change in the future as well.
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GIVING BRAINLIEST TO FASTEST CORRECT ANSWER (TIMED)
Two communities have a contamination area of 576 square meters and are given methods A, B, and C to clean up
the contamination area. Community 1 is a smaller community and therefore has less resources such as monies
available for the clean-up. Community 2 has more resources but more endangered species of plants and animals in
the contamination area. The longer the contamination is present the more harm there is to the environment including
living things. There are a variety of methods for cleaning up contamination in bodies of water and soil. Look at the
data table below and pick the best method for each community.
1. Using table 1, state which method would be best for community 1 and 2 at 10°C. Justify your answer.
Community 1:
Community 2:
2. Using table 1, state which method would be best for community 1 and 2 at 20°C. Justify your answer.
Community 1:
Community 2:
3. Using table 2, state which method and at what concentration would be best for community 1 and 2. Justify
your answer.
Community 1:
Community 2:
A. Considering table 1, the following procedure would work the best for communities 1 and 2 at 10°C:
Community 1: Method A because it is significantly less expensive than Method B and removes pollution more quickly than Method C.
Community 2: Method B because it preserves the lives of the local endangered species and removes contaminants more quickly than the other ways.
B. The approach that would work best for communities 1 and 2 at 20°C using table 1 is:
Community 1: Method C since it is less expensive and removes pollution more quickly.
Community 2: Process A since it removes pollution the fastest of the available options.
C. For communities 1 and 2, the technique and concentration that would work best are:
Community 1: Using Method A at 100 ppm is less expensive and less harmful to the environment.
Community 2: Compared to the other techniques, Method B at 200 ppm cleans up the contamination the fastest and with the least amount of environmental harm.
What are the main contaminants in the environment?Polyaromatic hydrocarbons, heavy metals, pesticides, organic solvents, inorganic solvents, and other pollutants are among the most prevalent environmental contaminants. Accidental discharge of these toxins into the environment causes the emergence of new diseases that affect human health as well as population deaths in large numbers.
Radon and biological agents such as molds, certain infectious agents such as bacteria or viruses, and dust mites also contaminate the environment.
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What is the main use of freshwater worldwide?
A.Residential uses,such as bathing and cooking
B.Recreational uses,such as boating and swimming
C.Industrial uses,such as manufacturing
D.Agricultural uses such as watering crops
The main use of freshwater worldwide is the agricultural uses such as watering crops. Thus, the correct option is D.
What is freshwater?Freshwater is the water which contains only minimal quantities of dissolved salts and minerals, thus distinguishing it from that of sea water or brackish water. All the freshwater ultimately comes from precipitation of atmospheric water vapor, reaching the inland lakes, rivers, and groundwater bodies directly, or after the melting of snow or ice.
Healthy freshwater environments are the main water supply for drinking, growing crops, manufacturing, energy, and transport purpose. They also help to prevent erosion, dispose of waste material and provide natural protection against flooding.
Therefore, the correct option is D.
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According to some critics of evolution, natural selection can produce changes in a population, but it cannot cause substantial changes leading to?
Answer:
It cannot cause substantial changes leading to the formation of a new species.
Explanation:
So natural selection would improve a population but creating a different one will not happen.
how much of the universe's ordinary matter is thought to be helium
Answer:
About 24%
Explanation:
Which cellular component is considered an organelle?
Answer:
Organelles in animal cells include the nucleus, mitochondria, endoplasmic reticulum, Golgi apparatus, vesicles, and vacuoles. Ribosomes are not enclosed within a membrane but are still commonly referred to as organelles in eukaryotic cells. Membrane-bound organelles. Membrane-bound organelles are cellular structures that are bound by biological membrane. Examples of membrane-bound organelles are nucleus, endoplasmic reticulum, Golgi apparatus, mitochondria, plastids, lysosomes and vacuoles.
Have a great day friend! :D
Answer:
Organelles play an important role in a variety of cell processes. The nucleus, mitochondria, endoplasmic reticulum, Golgi apparatus, vesicles, and vacuoles are all organelles found in animal cells. Although ribosomes are not surrounded by a membrane, they are nonetheless referred to as organelles in eukaryotic cells.
Explanation:
ORGANELLESAn organelle is a specialized subunit of a cell that has a defined role in cell biology. The name organelle stems from the idea that these structures are sections of cells, similar to how organs are parts of the body, therefore the diminutive suffix -elle. Organelles are either independent lipid bilayer-enclosed functional units (also known as membrane-bound organelles) or spatially distinct functional units without a lipid bilayer surrounding them (non-membrane bound organelles). Although most organelles are functional units within cells, some functional units that extend outside of cells, such as cilia, the flagellum and archaellum, and the trichocyst, are often referred to as organelles.Learn more about Organelles here
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4. Choose the best answer.
The atmosphere is a(n) _______ system.
O triangular
O closed
O open
O man-made
Answer:
Explanation:
o closed you wouldn’t want random gases mixing together
ANALYZE Why might scientists choose to study the genomes of healthy elderly people
when searching for mutations that lead to a more beneficial phenotype?
Several genetic mechanisms for defense against age-related disease may be studied in the genomes, according to scientists.
Does behavior depend on phenotype?The numerous ways in which an individual interacts with some of its environments, whether in its responses to predators, food sources, and habitat, or in its relational or monogamous relationships with conspecifics, appear to be influenced by its behavioral phenotype.
Can the phenotype of two persons be identical?Yes, it is conceivable for two people to have distinct genotypes and the same phenotype. Each parent contributes one allele to an individual, which may be considered dominant or recessive depending on the trait.
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The cell cycle involving mitosis would not be used for
asexual reproduction.
asexual reproduction.
sexual reproduction
sexual reproduction
cloning.
cloning.
wound repair.
wound repair.
the accumulation of more cells.
the accumulation of more cells.
answer: sexual reproduction
explanation:
mitosis is when a cell divides to create two exact same "daughter cells" - mitosis is needed for the accumulation of more cells, wound repair, cloning, and asexual reproduction
meiosis is when a cell divides to form gametes (egg or sperm) - meiosis is needed for sexual reproduction
Answer:
The correct answer is - sexual reproduction.
Explanation:
Mitosis is one of the cell cycle mechanisms that take place in the somatic cell and produce identical daughter cells by one parent cell. These daughter cells have the exact number of the chromosome as the parent cell. The main goal of mitosis is growth and replace the dead or worn-out cells.
It also helps in reproduction in various plant or animal cells through asexual reproduction or cloning, or binary fission, however, the process and mechanism are similar. In sexual reproduction mitosis type of cell cycle takes place in sex cells to produce gametes with half number of chromosome.
What hormone helps plants move toward a stimulus?
O Ethylene
O Auxins
O Acids
O Cytokines
What hormone helps plants move toward a stimulus?
O Ethylene
✓ Auxins
O Acids
O Cytokines
Auxin moves to the darker side of the plant, causing the cells there to grow larger than corresponding cells on the lighter side of the plant. This produces a curving of the plant stem tip toward the light, a plant movement known as phototropism. Auxin also plays a role in maintaining apical dominance
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Hope It Helps you!
Answer:
auxins is the correct answer Hope it helps you have a great day
Where does Calvin cycle take place
Answer:
Calvin cycle take place in the stroma the inner space of chloroplasts
Predict the nature of the indicated covalent
bond.
H
H-C-N
-Н
H
H
H
polar
non-polar
Answer:
The nature of the indicated covalent bond is polar.
Explanation:
The given diagram is the Lewis structure of Methylamine which has the formula, CH₃NH₂.
In order to know that it is polar, we will discover that in the Lewis structure there are unpaired electrons in the central atom. Also, the bond that exists between the hydrogen and nitrogen shows that it is polar.
CH₃NH₂ is seen to have two charged ends that are opposite and the bonds that exists between hydrogen and nitrogen, which makes it a polar molecule.
The electronegativities of carbon, hydrogen and nitrogen can also be used to determine its polarity.
Hi I need help with this question please and thank u
A. The difference between the two types of hydrogen bonds is that the bond between adenine and thymine is a double hydrogen bond and the one between cytosine and guanine is a triple hydrogen bond.
B. The double bond can only occure between adenine and thymine because they are a perfect match, it is its specific base partner. The same happens with guanine and cytosine, only them can form the triple bond.
This is called complementary base pairing
Which describes a convergent plate
boundary?
A. when plates do not move
B. when plates come together and collide
C. when plates move away from each other
D. slab pull
When two plates slide past each other, they form a transform boundary. Transform boundaries are also known as strike-slip boundaries, in which motion is predominantly horizontal. For example, San Andreas fault.
What is divergent boundary?A divergent boundary occurs when two plates pull away from each other. The divergent boundary is formed when the plates are moving apart and a new crust is formed by pushing the mantle.
When two plates collide with each other, they form a convergent boundary. The colliding of two plates causes the edges to buckle up to form mountain ranges or deep-sea trench.
Therefore, When two plates slide past each other, they form a transform boundary. Transform boundaries are also known as strike-slip boundaries, in which motion is predominantly horizontal. For example, San Andreas fault.
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N a culture of bacteria, a sample is taken at 10:00am and contains 1000 cells per ml. A second sample at 8:00pm has 10,000 cells per ml. What is the generation time ?
The generation time of the bacteria in the following culture is approximately 3.01 hours.
To determine the generation time of bacteria, we can use the formula:
Generation time (t) = (Time elapsed (T) / Number of generations (n))
In this case, we have a time difference of 10 hours between the two samples.
To calculate the number of generations, we can use the formula:
Number of generations (n) = log(N₂ / N₁) / log(2)
Where N₂ is the final cell count (10,000 cells/ml) and N₁ is the initial cell count (1,000 cells/ml).
Plugging in the values, we get:
Number of generations (n) = log(10,000 / 1,000) / log(2) ≈ 3.32
Now, we can calculate the generation time:
Generation time (t) = Time elapsed (T) / Number of generations (n)
Generation time (t) = 10 hours / 3.32 ≈ 3.01 hours
Therefore, the generation time of the bacteria in this culture is approximately 3.01 hours.
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