I just need help with these 2 questions

The answer to the second one is true

Explanation:

Because the faster molecules move around the more heat that generates

1.) temperature

2.) heat

3.) Thermal energy

4.) True

Explanation:

Pleiotropy occurs when one gene will code and control the phenotype or expression of several different and unrelated traits. Pleiotropy is most often a bad thing, as many diseases are due to a gene controlling so many traits at once. For example, phenylketonuria is a disease caused by pleiotropy.