The first genomic libraries were cloned in:. a) plasmid
b) bacteria
c) human
d) plants

How do you date a sample of rock that you suspect as being one of the earliest on earth

Compare the composition of the moon's surface with the composition of the earth's surface.

The phylogenetic tree illustrates the relationship between humans and our closest living relatives. the tree was based on biochemical comparisons, including dna and amino acid sequences. according to the biomolecular data, we could infer that a) the four organisms do not have a common ancestor. b) humans are more closely related to chimps than any other apes. c) chimps are more closely related to gorillas than they are to humans. eliminate d) there is no evidence if any relationship between the four branches on the tree.