What gases do you think must be able to diffuse across the Eggshell when a baby chick is inside? and

Why is the theory of evolution important? it disproves all other theories about how life began. it provides a topic for debate. it is a unifying concept in biology. it explains how life began. i know for sure, it is not "it is a unifying concept in biology."

Which of the following describes a difference when gram-positive bacteria are compared to gram-negative bacteria?

This is a scaffolding of protein fibers that us sell keep it shape in a cell division and cell movement