The word complementary means that something combines well with something else. Write in the complementary DNA bases for the sample DNA strand below.

Match the reproductive structures based on their function and the system to which they belong. egg ovary sperm vas deferens vagina fallopian tube testis urethra

Aquaternary consumer species would be expected to have a smaller population than a secondary consumer species. select the best answer from the choices provided t f

Which of the following explains why a tree is often used as a model to represent the principle of common descent