B, because a mutation is by no means a dominant trait. #markbrainlyest
1,3,5,6 ...............................................
Answer:
Excercise can really boost our mood, increase our stamina, and strengthen our bones. Being fit can also decrease risk of desease.
Dna is double stranded
rna is single stranded
sugar in dna is deoxyribose
sugar in rna is ribose
nitrogenous bases in dna are adenine thymine guanine and cytosine whereas rna has uracil instead of cytosine
dna stays in the nucleus
rna leaves the nucleus