The basic building block of DNA and RNA are Nucleotides.
Answer:I think it is part B
Explanation:
Increase and decrease in oestrogen and progesterone.
Answer:
photosynthesis is what organisms use to create food and energy. this comes from the sun. and cellular respiration is carbon dioxide that comes from the animal after photosynthesis
Explanation:
Answer:
the action of rotating around an axis or center