What is an ecological barrier

What is the correct trna sequence that would match the following mrna sequence.gcgaua

Which of the following is an eon in the time scale? phanerozoic proterozoic archean all of the above

Whenever diploid populations are in hardy-weinberg equilibrium at a particular locus a) the allele's frequency should not change from one generation to the next, but its representation in homozygous and heterozygous genotypes may change. b) natural selection, gene flow, and genetic drift are acting equally to change an allele's frequency. c) this means that, at this locus, two alleles are present in equal proportions. d) the population itself is not evolving, but individuals within the population may be evolving.