What accounts for genetic material from each of an organism’s parents being present in sperm and egg cells?

a crossing over during meiosis

b crossing over during mitosis

c regeneration of new cells

d cytokinesis of new cells

Afarmer has applied a pesticide to control a pest population that is affecting her crops. the pest population has reacted as shown below. which best describes the process that the pest population has experienced due to this environmental change? a genetic diversity b natural selection c natural resistance d genetic resistance

What effect does plate tectonics have an organic evolution

How does this experiment explain why it is often milder in areas such as coastal maryland while areas such as kansas or iowa have more extremes in temperature