Modern genetics Flashcards
1
Q
what are chromosomes?
A
structures in a cells nucleus that are composed mostly of genes that are located on long molecules of dna
2
Q
what is another word for dna?
A
deoxyribonucleic acid
3
Q
what are the 4 types of nitrogen bases?
A
1) adenine
2) guanine
3) thymine
4) cytosine