Diaphragm...is the muscle that helps in respiration.....there are also some other but....you said flat so diaphragm !
Answer:
the moon is a planet
Explanation:
without the moon we would be floating cuz the moon creates gravity
Answer:
A nucleotide is the basic building block of nucleic acids.
Explanation:
RNA and DNA are polymers made of long chains of nucleotides. A nucleotide consists of a sugar molecule (either ribose in RNA or deoxyribose in DNA) attached to a phosphate group and a nitrogen-containing base.
Hope this helps even though it was yesterday :)
