Please answer all questions

1		DNA replication is semi-conservative.
			A)	True
			B)	False
2		In humans, the genetic code differs from that of other organisms.
			A)	True
			B)	False
3		Polypeptide synthesis requires three steps: initiation, elongation, and expression.
			A)	True
			B)	False
4		Several ribosomes, called a polyribosome, can move along a single mRNA at the same time.
			A)	True
			B)	False
5		Cells are different because of which genes are being expressed.
			A)	True
			B)	False
6		Biotechnology can alter bacteria to produce human proteins.
			A)	True
			B)	False
7		DNA hydrogenase seals the human gene and the plasmid, forming recombinant DNA.
			A)	True
			B)	False
8		PCR can copy a single human gene at one time.
			A)	True
			B)	False
9		DNA profiling can only be used on cells from living specimens.
			A)	True
			B)	False
10		Gene therapy replaces defective genes with healthy ones.
			A)	True
			B)	False
11		Constructing a map of the entire human genetic makeup is impossible.
			A)	True
			B)	False
12		Ex vivo gene therapy involves withdrawing cells from the patient, inserting a functional gene, and returning these cells to the patient.
			A)	True
			B)	False