Afrog lays thousands of eggs because many eggs die. this behavior is an example of a)competition b)overproduction c) variation in a population d)survival of the fittest

b) overproduction

Explanation:

Overproduction is a process in which each generation of the living being produce more offspring than the environment can actually support. As a result of this competition takes place for the limited resources. Some traits helps in survival of these organisms in the limitation. Such organisms survive and reproduce. This is an example of natural selection.

The behavior of production of thousands of frog eggs is the example of the overproduction.    

the answer is b.) hydrogen bonds between bases.

he forelimbs below belong to four species that descended in a direct line from the ancestral mammal shown above. of the four descendants shown, which species most likely appeared earliest in evolutionary history?