Answer:
<u>A chemical bond between the phosphate group of one nucleotide and the sugar of a neighboring nucleotide holds the backbone together. Chemical bonds (hydrogen bonds) between the bases that are across from one another hold the two strands of the double helix together.</u>
Explanation:
Equilibrium: Equilibrium is a state in which opposing forces or influences are balanced.
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Answer:
The answer is D. Double Helix
Answer:
That is the smooth endoplasmic reticulum.
Explanation:
You can tell because there are no ribosomes on it.
Answer:
The bottleneck effect, also known as a population bottleneck, is when a species goes through a "bottleneck" event that suddenly significantly reduces its population. ... The bottleneck effect is a type of genetic drift, which is defined as a random change in allele frequencies.
