Why is each characteristic or trait represented by two genes? A. Each parent contributes two gene pairs.
B. Each parent contributes a gene pair.
C. Each parent contributes one gene.

Which of the following will not cause mass extinction? a. drastic change is weather b. geological change c. both a and b d. none of the above

Astudent drew the following flowchart to show the movement of nutrients. soil → roots → plants →? where does nitrogen go next? a. directly into nearby animals as nutrition b. directly into aquifers through condensation c. directly into the air through evaporation d. directly into nearby plants during fixation

How will you manage your time to accomplish the necessary tasks both on the job and at home?