The process of egg and sperm nuclei fusing together is called what

True Or False: All of an organism's cells has the exact same DNA Explain how you know this is true:

Which molecule will cross a cell membrane most easily? select one: a. a large molecule such as hemoglobin b. a small molecule such as glucose c. genetic material such as dna d. a highly polar molecule such as water e.

Why animals must move but plants do not require locomotion?

Where can you find carbon inside an organism?

Kidneys couldn't work without the what

How are photosynthesis and chemosynthesis similar?

During which trimester is the fetus most susceptible to the detrimental effects of alcohol on its development? a. first b. second c. third d. risk is equal during all stages of development.

Which of these hormones prods the thyroid gland to release thyroxine?

What is the importance of the excretory system?

Which sections in mature rna do not code for amino acids?