Differences among organisms in any given species are known as:
adnormalities
variations
O mutations
alleles

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.

What must be done to breed dogs for a partical trait

What type of graph presents information about how often certain or traits occur?