Which time period refers to when a population is in decline?

What are two reasons for why a species might disappear from the fossil record?

Do you think the gene eef1 alpha1 supports cell theory? explain your response.

Anormal appearing couple is found to be heterozygous recessive for albinism both have the genotype aa the gene responsible for albinism is recessive to the normal pigment-producing gene what are the changes of their children being albino