Observing animal tracks is an example of direct observation, which is used to estimate population size. True or False

This is the diveristy of ecosystems natural communites and habits it is the variety of ways that species interact with each other and their environment

Why has two different alleles for the same trait?

Albinism is an autosomal recessive condition. which circle graph above shows the genotype probability when an albino female mates with a male that is heterozygous for the albinism trait? answer choice f answer choice g answer choice h answer choice j