Observe the life cycle of an insect called the rhino beetle. as a group, what are the three stages between the egg stage and the pupa stage called?

Larva

Explanation:

After mating, female rhino beetle lay 50-100 eggs. On hatching, the eggs metamorphosed into larval or grub stage. This stage actually includes three sub-stages called instar. Instar stage referred to as L1, L2 and L3. During these sub-stages, larvae undergoes molting, it grows looks like maggots or larvae of other insects.

the genotypes would be 50% bb and 50% bb

the phenotypes would be 50% brown and 50% white. hope this : )