<span>The brain's pineal gland produces the hormone melatonin, which helps control your sleepiness and wakefulness cycles. Melatonin is a natural hormone in the body which production is </span>stimulated by darkness and decreased by light. This hormone is involved in the <span>internal body clock and regulates diverse body functions.</span>
Answer:
Genetic variation refers to differences in the genetic makeup of individuals in a population. Genetic variation is necessary in natural selection. In natural selection, organisms with environmentally selected traits are better able to adapt to the environment and pass on their genes.
It is a Chemical reaction taking place un a solution in which one or more of the products is insoluble in the solvent, and so forms solid particles that fall to the bottom of the reactor
Answer: Option 2) .the information on the strand changes
Explanation:
The rearrangement of nucleiotides in a DNA strand could be reversing the position of a chromosomal segment (Chromosomal inversions) OR interchanging the genetic parts of chromosomes (Chromosomal translocation)
In either case mutations occur because the information on the strand changes.
Answer:
It going to be your gut that helps the ears and stomach fight the body
Explanation:
<em>#CarryOnLearning</em>
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