The answer is <span>C) a mutation in his offspring </span>
<span>The germline mutation is heritable variation in the lineage
of germ cells. Germ cells are cells that give rise to the gametes, so a
mutation in germ cell will be seen in a sperm cell (man's gamete) but not in a body cell. If present in the sperm cell, after fertilization with an egg cell, the mutation will be present in formed zygote. So, man's offspring will have the mutation</span>
D is the ion found in water
Answer:
Frontal and temporal lobe areas.
Explanation:
Brain is one of the most important organ of the body as it regulates all the body coordination and also controls the other system of the body. Human brain is divided into fore brain, mid brain and hind brain.
The cortical region of the brain gets thicken at the 5- 11 years old especially the frontal and temporal lobe areas. These areas of brain are involved in the language abilities, thinking, reading and writing. The thickening of the frontal and temporal lobe improves the reading ability of the 5-11 years old children.
Thus, the answer is frontal and temporal lobe.