Answer:
phytoplankton; diffusion
Explanation:
"Phytoplankton" takes the role of the plant in the marine environment because it consists of tiny plants that contain chlorophyll–just like the terrestrial plants. This provides food to many aquatic animals in the ocean.
When it comes to carbon cycle, carbon dioxide from the atmosphere is being diffused into the ocean by dissolving it. The carbon in the ocean turns into an organic matter through the process of photosynthesis. The ocean is said to have more carbon compared to the atmosphere because many marine animals use it for survival.
why does the coronavirus look different to black american? (if you don’t know, don’t answer.)
Explanation:
It looks different because of there color and because how do they behave
A process in which two haploid gametes unite to form a genetically unique diploid cell.
The process which involves the fusion of two haploid gametes unite to form a genetically unique diploid cell is known as fertilization.
What is meant by fertilization?Fertilization can simply be defined as the process which is concerned with union of the male and female gametes to produce new offsprings. In order words, this process specifically occurs when two different haploid gamates of diffusion cells unite or come together to form new offsprings. That being said, fertilization is a process which occurs in both plants and animals and in various species of living organisms. Also, different types of fertilization occurs in viviparous, oviparous and ovoviviparous animals.
However, in science, there are different types of fertilization known, among which includes the following:
Internal fertilizationExternal fertilizationIn conclusion, we now perfectly understand and can confirm from the explanation given above that the union of two haploids forms a diploid cell.
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Why are food regations important
They are important because so people do not get sickness
Answer:
The general purposes of U.S. food law are to minimize the risk of unsafe food (it is too costly to assure that food is safe).
Explanation:
Food safety standards and regulations are essential to ensure food is safe at all points along supply chains in both international trade and within nations.
Name 3 organelles and provide their functions.
Answer:
Can I get brainiest answer Mitochondria Lysosomes vacuole
Which part of the virus houses the nucleic acid?
a) nucleus
b) capsid
c) nucleoid
d) plasmid
Answer:
The answer is b) capsid.
Explanation:
Answer:
b) capsid
Explanation:
a virus mutates, and therefore it has which of the following traits of living things?(1 point) responses it uses energy. it uses energy. it is made of cells. it is made of cells. it evolves. it evolves. it grows and develops.
A virus mutates and evolves,which is the trait of a living being
What is a virus?
A host is required for the growth of viruses, which are microscopic infectious organisms that contain genetic material, either DNA or RNA.
Viruses are living organisms that can only survive and grow in a host, which is a living thing like a person, an animal, or a plant. Like cell-based life, viruses are subject to evolution and natural selection, and the majority of them change quickly mimicking living cells have led to numerous outbreaks of illness and fatalities throughout human history.
Therefore the virus evolves like a living being
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If several highly educated scientists all study the same scientific data, which of the following is most likely to explain why they may all have different conclusions?
If several highly educated scientists all study the same scientific data, then they may have different conclusions because of the following factors:
Interpretation of data: Each scientist may have a different interpretation of the data, leading to different conclusions. This is because interpreting data involves the use of subjective judgment and prior experiences with similar data.
Personal biases: Personal biases may also affect the conclusions drawn from the scientific data. Personal biases refer to a scientist's preconceived ideas or prejudices that can influence their interpretation of the data. This can affect their ability to draw an objective conclusion.
Overemphasis of certain aspects: The overemphasis of certain aspects of the data or leaving out of certain details can result in different conclusions among scientists. Scientists may focus on different aspects of the data, leading to different conclusions.
Experimental setup and procedure: The experimental setup and procedure can also have an impact on the conclusions drawn from the data. If there are variations in the experimental setup or procedure, it can lead to different conclusions among scientists.
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A boat carries two teams of scuba divers to the middle of the Atlantic Ocean, where they remain for the day. One team of divers stays close to the surface. They explore the
surface waters within a distance of 1000 meters from the boat. The second team of divers descends to a depth of 1000 meters below the surface.
• Which team will be able to observe the greater variety of living things in the waters they visit? Explain your answer.
The team that would observe the greater variety of living things in the waters they visit is the second team.
What is the team that sees the greatest variety of living things?We have to note that the aquatic ecosystem has a great degree of biodiversity. This implies that there are several kinds of organisms that can be found in the ecosystem that exists in the water that is under study.
Recall that just like every other ecosystem, the ecosystem that you can find in the water is completely a self supporting ecosystem. There a re producers, consumers and decomposers as in every other ecosystem that we have.
The biodiversity in the ocean increases as we move down towards the bottom of the ocean as most of the organisms tend to live in the benthic zone which is the zone that is very cold and about 1000 meters below the surface.
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Which of these are analogous concepts from touch, vision, and hearing, respectively?
A. fast adaptation; dark adaptation; auditory adaptation
B. two-point threshold; rod and cone adaptation; two-tone suppression
C. megnalimbic coding; visualimbic coding; audiolimbic coding
D. somatotopic mapping; retinotopic mapping; tonotopic mapping
D. Somatotopic mapping; retinotopic mapping; tonotopic mapping.
Somatotopic mapping refers to the organization of the somatosensory system, where sensory information from different body parts is represented in an ordered manner on the somatosensory cortex. Retinotopic mapping refers to the organization of the visual system, where visual information from different regions of the retina is represented in a spatially organized manner in the visual cortex. Tonotopic mapping refers to the organization of the auditory system, where different frequencies of sound are represented in an orderly manner along the auditory pathway, from the cochlea to the auditory cortex. These concepts highlight the idea of spatial organization and mapping of sensory information in the respective sensory systems. They demonstrate how different areas of the brain are dedicated to processing specific aspects of touch, vision, and hearing, allowing for efficient perception and interpretation of sensory stimuli in each modality. are somatotopic mapping, retinotopic mapping, and tonotopic mapping.
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Select from the drop-down menu to correctly complete the statement. Organs combine to form... Plz help
Answer:
An Organ system
Explanation:
Answer:
An Organ System
Explanation:
NOT an organism
Don't get it mixed up
Honey Bunches
Eva sits in front of a fire to keep warm.
Answer:
yo is this a question or what are we tryna solve right now??
Answer:
ok thats what you do when ur cold whats wrong with it
Explanation:
What effect does deforestation have on the environment?
A increased oxygen in the atmosphere
B increased carbon dioxide in the atmosphere
c decreased oxygen in the geosphere
D decreased carbon dioxide in the atmosphere
Answer: its definitely B or C i think that it might be C
Explanation:
As more trees are removed there is less trees to remove the Carbon Dioxide from our atmosphere.
This means that there are less trees producing Oxygen which almost all living organisms need to survive which will decrease the amount of Oxygen in The Geosphere
The Geosphere is any of the almost spherical concentric regions of matter that make up the earth and its atmosphere, as the lithosphere and hydrosphere.
What is the phenotypic ratio of BLUE to RED for the flowers in this Punnett square?
88
80
A
4:1
B
1:2:1
С
0:4
D
4:4
Answer:
D
Explanation:
The phenotypic ratio of blue to red flower is 4:4.
88÷80×4= 4:4
Which of the following tissues is used in the formation of flowering plant organs?
1. Connective tissues
2. Vascular tissues
3. Epithelial tissues
4. Nervous tissues
Vascular tissues are the ones used in the formation of flowering plant organs. The correct option is 2.
What are vascular tissues?Vascular tissue is a complicated conducting tissue found in vascular plants that is made up of multiple cell types.
The xylem and phloem are the primary components of vascular tissue. Internally, these two tissues transport fluid and nutrients.
These tissues also help in the formation of flowering plants.
Thus, the correct option is 2.
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“Some viruses are programmed to reproduce by identifying bacteria, killing them, and assembling new viruses.viruses do not eat the bacteria and do not grow after they are made. Viruses are not alive. Explain two reasons why.”
The genome of escherichia coli consists of 4380 genes, encoding 4290 proteins, in just 5175720 base pairs. what percent fraction of the escherichia coli genes encode proteins?
According to the above formula, the percentage of genes that code for proteins is 97.95%.
Briefing:4380 genes are found in total.
4290 total proteins are encoded by the genes.
There are 5175720 base pairs overall.
Percentage of genes that code for proteins: Although there are 4380 genes overall, only 4290 of them code for proteins.
Total number of protein-coding genes divided by the total number of genes present gives the fraction of protein-coding genes (4290/4380), which equals 0.9795.
Percent fraction of genes encoding proteins
= Fraction of genes encoding proteins * 100
= 0.9795*100
The percentage of genes that code for proteins is 97.95%.
Where are the genes in DNA?Deoxyribonucleic acid (DNA) segments called genes are responsible for carrying out specified protein functions in one or more types of bodily cells. The structures called chromosomes found in cells house a person's genes. Chromosomes, which are found in the cell nucleus, are where genes are found.
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In which location would you expect to find the greatest species diversity?
Which cell structure acts as a selectively permeable barrier, controlling the movement of substances into and out of the cell?
The cell membrane functions as a selectively permeable barrier, regulating how things enter and leave the cell.
A cell is protected by its cell membrane, also known as the plasma membrane.
The membrane also keeps a uniform atmosphere from the inside of the cell, and it has a variety of responsibilities.
One is to move compounds out of the cell that are harmful as well as nutrients into the cell.
Another is that there will be proteins on the cell's membrane, which is its plasma membrane, that interact with other cells.
These proteins may be lipid proteins, which contain both a protein and a fatty acid, or they may be glycoproteins, which contain both a protein and a sugar moiety.
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what are the similarities between this activity and actual mitosis
The DNA within a cell is duplicated during both meiosis and mitosis. Two sister chromatids are produced for each chromosome as a result of the replication and continued joining of each DNA strand, or chromosome.
What is mitosis?Mitosis is defined as the cell-division process in which the chromosomes multiply and are equally distributed between the two daughter cells. Prophase, Prometaphase, Metaphase, Anaphase, and Telophase are the five stages that make up mitosis. Meiosis is defined as a process by which a single cell undergoes two divisions, resulting in four cells with half the original genetic material.
Cell division occurs during meiosis as well as mitosis. The M-phase of the cell cycle is where both processes take place. The prophase, metaphase, anaphase, and telophase stages are typical for both cycles. DNA synthesis occurs during both cycles. A common goal of meiosis and mitosis is the division of the nucleus and its DNA into two daughter cells.
Thus, the DNA within a cell is duplicated during both meiosis and mitosis. Two sister chromatids are produced for each chromosome as a result of the replication and continued joining of each DNA strand, or chromosome.
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Why are sea otters considered a keystone species? Why are they important?
because of the crucial ecological role they play in maintaining the health and stability of the nearshore marine ecosystem. It is important because without sea otters,sea urchins can overpopulate the sea floor and devour the kelp forest that provide cover and food for many other marine.
All species have a tolerance limit before they are no longer well suited to live in their environment. Discuss the potential outcomes for a population when that limit is reached. There are at least four possibilities.
When a species reaches its tolerance limit in an environment, it may face extinction, adaptation, migration, or competition with other species.
What is tolerance limit?The tolerance limit is the range of environmental conditions within which a species can survive, grow, and reproduce. It represents the upper and lower limits of physical and chemical factors, such as temperature, moisture, pH, nutrients, and light, that a species can tolerate without suffering harm or death.
Beyond the tolerance limit, a species may experience stress, damage, disease, or death, and may need to adapt, migrate, or face competition with other species.
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Which type of cell is pictured on the right?
V eukaryoticy
COMPLETE
Answer:
where is the picture,...
post complete question ..please
What are elements found in proteins
Answer:
Carbon Hydrogen Oxygen and Nitrogen.
Explanation:
Have you heard about Cho Cho Chon Chonp?
Answer:
The elements present in a human protein are Hydrogen, Carbon, Nitrogen, and Oxygen.
Explanation:
What does Ben Goldacre consider to be the weakest form of scientific evidence?
Answer: Authority
Explanation:
Ben Goldacre is a science writer, and a physician. Ben Goldacre considered authority to be the weakest form of scientific evidence.
He believed that deception or ignorance can be used to manipulate evidences. Hestsred further that bad science involves the use of authorities who are simply referred to as the individuals who ignore evidences.
He believed that there should be evidences to support good science and it shouldn't be about who.says it or who came about the theory.
Is genetic drift more pronounced in large or small populations?
All populations of limited size experience genetic drift, but its effects are most pronounced in small populations.
Technically speaking, the effective population size is correlated with the degree of drift and the frequency of inbreeding. Due to stochastic sampling error, smaller populations typically experience a faster loss of genetic diversity than larger populations (i.e., genetic drift). This is because small populations increase the likelihood that some gene variants will be lost by random chance. Also, individuals are more inclined to breed with close relatives when there are fewer people in the population. Individuals in confined populations will be more closely linked to one another than individuals in the preceding generation.
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PLEASE ANSWER
Essential Question: What causes the differences in average temperature and the changes
in day length that we associate with change in seasons on Earth?
Answer:
The evidence is valid because it represents how Earth's axial tilt impacts the temperature levels during each season. Conventionally, the Earth has an axial tilt of about 23.4 degrees, and revolves around the sun, ultimately causing seasons.
Explanation:
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Research a scientific belief that was accepted centuries ago, but has since been disproved. How does it support the use of the term "scientific theory" instead of "scientific fact?"
Answer:
In the past was believed that species were fixed entities
Explanation:
Before Darwin's evolutionary theory (in which all living things arise through descendants with modification), Linnaeus had proposed that species were immutable entities. Although it was an erroneous concept, this belief enabled the development of a system for classifying and naming organisms. Indeed, Linnaeus is nowadays recognized as the father of taxonomy to create this system. This example shows that scientific knowledge is not based on factual information, but it is a process that progressively increases our understanding of the real world.
In history, there have been different scientific theories that have generated controversy and have been refuted over the years, for example, the heliocentric and geocentric theories.
A scientific theory is a term that refers to:
A set of concepts, phenomena, and properties, rules, or scientific laws that express the relationships between the observations of these concepts that explain a phenomenon.On the other hand, a scientific fact is a concept that refers to:
A verifiable and objective observation, in which the facts are identified with the observations.According to the above, the geocentric and heliocentric theories can be based on the concepts of fact and scientific theory because the scientific fact allowed the geocentric theory to be raised centuries ago from observation.
However, later this was refuted by the geocentric theory that did present a logical and objectively accepted explanation based on calculations and observation.
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14. In guinea pigs, brown fur is dominant over white. Two guinea pigs mate and half of their offspring are brown and half are white. What are the genotypes of the parents?
15. The ability to taste PTC is dominant. If two heterozygous tasters have children, what percentage will be non-tasters?
16. In rabbits, brown is dominant over white. If two rabbits mate and have 30 brown offspring and 10 white offspring, what are the genotypes of the parents?
17. A red flower and a white flower produce pink offspring. What type of inheritance is this?
If two pink flowers cross-pollinate, what will be the phenotypic ratio of the offspring?
18. A white cow and a red cow produce roan offspring. What type of inheritance is this?
What two parents would make the highest percentage of roan offspring?
19. If offspring inherit an allele for curly hair, and an allele for straight hair, their hair is wavy. What type of inheritance is this?
If a woman with wavy hair mates with a man with straight hair, what percentage of their
offspring will have straight hair?
14. In guinea pigs, brown fur is dominant over white. Two guinea pigs mate and half of their offspring are brown and half are white. What are the genotypes of the parents? Bb and bb.
15. The ability to taste PTC is dominant. If two heterozygous tasters have children, what percentage will be non-tasters? There is a 25% chance of having children that are non-tasters.
16. In rabbits, brown is dominant over white. If two rabbits mate and have 30 brown offspring and 10 white offspring, what are the genotypes of the parents? To predict the results of the offspring from a cross between brown heterozygous rabbit and a white homozygous rabbit, a punnet square can be drawn as follows:
b b
B Bb Bb
b bb bb
The results from the punnet square show that there is 2:2 ratio that the offspring will be brown colored or white colored. The genotype of the rabbits will either be heterozygous brown i.e. Bb or homozygous white bb.
there is a 50% chance that the offspring will be brown rabbit and there is also a 50% chance that the offspring can be a white rabbit.
17. A red flower and a white flower produce pink offspring. What type of inheritance is this?
If two pink flowers cross-pollinate, what will be the phenotypic ratio of the offspring? All the offspring would be of pink color. Let R represents the allele for red color of flower
r represents the allele for white color of flower
Here R and r can occur co dominantly thereby producing pink color flower with genotype "Rr"
Now , it is given a cross is carried out between a red flowering plant "RR" and a white flowering plant "rr".
The cross between the two parents is represented as below-
R R
r Rr Rr
r Rr Rr
Thus, all the offspring would be of pink color
18. A white cow and a red cow produce roan offspring. What type of inheritance is this?
What two parents would make the highest percentage of roan offspring? When a white cow (CwCw) is mated with a red cow (CrCr), they produce a red and white, or roan cow (CwCr). When the white cow and the roan cow are mated, a half of offspring will be white and half-roan cow will be produced with ratio of 1:1.
19. If offspring inherit an allele for curly hair, and an allele for straight hair, their hair is wavy. What type of inheritance is this?
If a woman with wavy hair mates with a man with straight hair, what percentage of their
offspring will have straight hair? If one parent has curly hair and the other has straight hair, each offspring will inherit one of each allele from parents. All offspring will have wavy hair.
I hope this helped you and Merry Christmas!
Why have scientist devised a system of comparative weights for atoms rather than using actual weights
Answer:
Because of multiple reasons:
Explanation:
Atoms are way too small to weigh.They couldn't use weight, they would have to use mass.Some atoms are free-floating, because they are the air.If they even made a scale that measured each atom, it would also catch the air atoms as well, unless they had a vacuum chamber, but even then, no one can make a perfect vacuum, space is not even a perfect vacuum...Hope this helps.
Edit the dna by changing all of the first codon to aaa check the new protein created by your new dna. describe how this changed the protein.
Changing all of the first codons to AAA would result in a substitution of lysine for the original amino acid in each position.
This substitution could have various effects on the protein, depending on the specific sequence and function of the protein. For example, if the original amino acid was a hydrophobic residue and lysine is hydrophilic, it could result in changes in the protein's folding or interactions with other molecules. Additionally, if the first codon in the original sequence was a start codon, changing it to AAA could result in a different reading frame and a completely different protein being produced. Further analysis would be necessary to determine the exact effects of this change on the resulting protein.
When you change the first codon of each gene to AAA, you're altering the genetic code. The AAA codon specifically codes for the amino acid lysine. By changing the first codon to AAA, you're introducing lysine as the starting amino acid for each protein, which can significantly impact the protein's structure, function, and interactions. The new protein may have different properties or even become non-functional, depending on the significance of the original amino acid and its role in the protein's structure. This editing demonstrates the importance of specific codon sequences in determining protein characteristics.
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