Answer:
Crossing over
Explanation:
This exchange of genetic material is called chromosomal crossover, or crossing over.
Theories cant become laws because they are just testable questions and opinions
Answer:
There are two types of vesicle transport, endocytosis and exocytosis (illustrated in the Figure below). Both processes are active transport processes, requiring energy. Illustration of the two types of vesicle transport, exocytosis and endocytosis.
Explanation:
So in a simple explanation yes they require energy:)
Proxima Centauri is the nearest star to Earth.