Answer:
A quantitative trait is a measurable phenotype that depends on the cumulative actions of many genes and the environment.
Explanation:
These traits can vary among individuals, over a range, to produce a continuous distribution of phenotypes. Examples include height, weight and blood pressure.
Answer:
Option A
Explanation:
Xeroderma pigmentosum arises as a result of the cell being unable to correct lesions induced by UV. This can be as a result of mutations in the enzymes which include XP A-E needed for correction of the lesions. Failure to correct these lesions leads to their accumulation and then damage to the cell.
Answer:
The correct answer is 4) They both contain carbon, but only nucleic acids contain phosphorous.
Explanation:
Answer:
The roots absorb water and minerals from the soil and anchor the plant in the ground. The stem supports the plant above ground, and carries the water and minerals to the leaves.
Explanation:
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