Answer:
Polygenetic inheritance
Explanation
Polygenetic inheritance also called Multifactorial inheritance it occurs when a single characteristic is controlled by more than two genes .
An example is the human skin pigmentation which is determined by the amount of melanin it contains.
Melanin production involves at least four genes. A combination of of melanin producing allele determines the degree of pigmentation.
This shows each gene has exerted a small addictive effect in determining the trait.
Answer:
The executive branch carries out the laws alongside the president, the vice president, and cabinet. cabinet members are the head of the executive branch
Explanation:
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Answer:
When organisms undertake sexual reproduction, new recombination of characteristics also appear in the progeny. Sometimes an organism may develop mutation in germ cells. In such cases, new characteristic may appear in progeny due to the mutation it has inherited
Explanation:
The renal control of pH buffering involves neutralizing more acid or base more than other systems in the body because they can also expel them from the body. The renal tubule secretes H+ into tubular fluid, where most of it binds to bicarbonate, ammonia, and phosphate buffers in renal tubules. Therefore the bound and free H+ excreted is excreted in urine. Other body systems only reduce the concentration by binding it to chemical buffers.
It protects the spinal cord.
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