This diagram shows a diploid cell with two pairs of homologous chromosomes. Chromosomes
paired up
18
SsTt
(use FOIL)
What are the possible gamete combinations produced by this organism?
OSs, Tt
OS, S, T, t
OST, St, ST, st

Akrabby blind whale has married pearl who has normal vision. oneof their two sons is also colorblind. what arr the genotypes of the parents?

Cold case files recently began re-investigating an old murder case. the murder took place in the park; a young man, james, was hit over the head with a brick and killed. police suspected the jealous former boyfriend of james' wife, karen. whoever killed james may have washed their hands in a near-by bird bath as detectives found blood in the bird bath. since the murder took place before dna fingerprinting was available, the suspected killer, ronnie, went free. detectives are now reviewing the blood evidence using dna fingerprinting. based on the dna fingerprints of all possible suspects, who is james' killer?

Which was most likely an effect on society that resulted from improvements in blood handling during world war i and world war ii?