Answer: There are five lines of evidence that support evolution: the fossil record, biogeography, comparative anatomy, comparative embryology, and molecular biology
I think the answer is probably B. All the organic molecules have carbon. Carbon can form single, double and triple bonds with itself. It can also form bonds with other elements. Hope i helped.
Well technically, none of these answers are right. But the best answer in the choices would be It was an exchange of trade foods. Hope this helps!
Answer:
Environmental exposure to certain chemicals, ultraviolet radiation, or other external factors can also cause DNA to change. These external agents of genetic change are called mutagens.
Answer:
C
Explanation:
When an infection is caused the body usually responds in several ways, one way being fever hence flu's and colds