What could a dog living now and a cat living thousands of years ago have in common?
O A. They have some of the same matter.
O B. They have the exact same DNA.
O C. They have the same bone structure.
O D. They have the same amount of energy.

In the water cycle , when does water undergo a chemical change

Substances that can pass through cell membranes by diffusion include a. na ions. b. proteins c. glucose. d. oxygen.

[34 points awarded to the best answer, use facts and/or data] 1.) what's the likelihood of thunderstorms occurring in the state of maryland? {this question is for a project for science, use facts and/or data and explain why . 34 points to the best answer]