1. to ensure continuity and preservation of genetic material.
2.semi conservative
3.a DNA polymerase : unzip the DNA strand.
b Helicase : unwind dna strand
4.during the s stage of interphase
5. Nucleus
Answer:The nitrogen goes through the roots into the soil
Explanation:
A phosphorus atom is not used as a monomer to make proteins
Answer:
the candle will go out
Explanation:
since without oxygen it can't burn in a closed environment the oxygen will either be to low or not even present