True or False: As the environment becomes less polluted, the number of light colored moths is able to decrease.

2. given that most biochemical (other than coal) rocks react with hydrochloric acid, what does that tell you about organisms?

Identify the structure in organisms that do not have kidneys that is adapted to regulate water balance

1. mendel observed that pea plants had traits, such as color, that were either “one or the other,” never something in between. discuss the correlation between mendel’s factors, what they might be, and why pea plant traits come in one form or another—e. g., gray or dark red—rather than blended.