Answer:
DNA is made of chains of four smaller molecules called "Nucleotides".
Explanation:
A molecule consisting of a nitrogen-containing base (adenine, guanine, thymine, or cytosine) in DNA is known as a nucleotides.
C. Less than 5% because technology had been formed and better perfomances to treated the infectious diaeas
D the cell mitochondria utilize cellular respiration to generate glucose that gives the flagella energy to move
Answer:
i believe that the awnser is A
Explanation:
Natural selection is the right answer hope this helps.