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Fofino [41]
3 years ago
11

I need the answer please I am unable to figure it out.

Biology
1 answer:
Sindrei [870]3 years ago
4 0
Both facts and observations. If you are having trouble understanding this concept, follow up with your teacher, as it is very important. Hope this helps!
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Define these terms: thermocline, halocline, pycnocline
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Thermocline - <span>a steep temperature gradient in a body of water, that is marked by a layer above and below at which the water is at different temperatures.

halocline - </span><span> a subtype of chemocline caused by a strong, vertical salinity gradient within a body of water.

pycnocline - </span><span>a layer in an ocean or other body of water in which water density increases rapidly with depth.</span>
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2 years ago
A student is studying the amino acid sequence of a protein shared by four organisms. The student wants to know which organism is
MariettaO [177]

Answer:

Organism D.

Explanation:

Amino acids are the monomers of proteins and are linked together by the peptide bond. The protein is obtained from the RNA molecules by the process known as translation.

The amino acid sequence of the proteins can also be used to study the evolutionary relationship between the organisms and the closeness of teh organisms with each other. In the question it is give that organisms A and D has least difference ( 1 amino acid sequence difference) and more related with each other.

Thus, the answer is organism D.

5 0
2 years ago
The flap that keeps food from "going down the wrong pipe" is the
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It is called Epiglottitis.
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Changes in the gene pool can occur due to various mechanisms. From 1892 to 1954, millions of individuals emigrated (moved out) f
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<span>The mechanism that affected the gene pool of the immigrants that entered the United States through Ellis Island from 1892 to 1954 is B. gene flow. Gene flow is the transfer of genes or alleles from one population to another. The migration of millions of individuals from countries across the Atlantic Ocean to the United States is responsible for the changes in the gene pool of the immigrants.</span>
6 0
2 years ago
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There are no longer any members of a population that are alive. This population is said to be
bazaltina [42]
Extinct is correct. When no members of a species remain, the species is said to be extinct.
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