How can you determine the genotype of a plant that displays the dominant form of a trait?

a)examine the genotype of the plant in question

b) look at the phenotype of the plant in question

c) perform cross-fertilization with a heterozygous plant

d) do a testcross with a homozygous recessive plant

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.