How does DNA homology measure genetic relatedness ?

Look at the images of different rocks. which rocks have a fine-grained texture? check all that apply. 1 2 3 4 5

If the frequency of the p allele is .63 in the population then what is the frequency of the q allele?

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.