Pllz the shaded area of this graph could be used to

the portion of earth’s land covered with ice at the peak of the cenozoic ice ages

the portion of earth’s land that was a part of pangaea

the portion of earth’s history during which humans have existed(wrong)

the portion of earth’s history during which tectonic forces acted on earth’s surface

The correct answer is a) The portion of Earth’s land covered with ice at the peak of the Cenozoic ice ages.

Brainliest would be super amazing :)

the father in the first generation probably had the recessive colorblind trait in his x chromosome. if he and his wife both had the colorblind trait, even if she had 1 recessive and 1 dominant, then that trait would be passed on to their kids.

(since you didn't attach the family tree this is just an assumption)