Carbon always makes 4 bonds. These bonds can be?

2points what is the term for a female reproductive cell? a. egg b. chromatid c. allele d. fertilization

Out of the seven main animal groups (fish, mammals, birds, insects, reptiles, amphibians, and arachnids), how many contain members with internal backbones? a. 5 b. 3 c. 7 d. 1

How do cells grow and reproduce to maintain homeostasis?