The end of a river or stream is the

transition zone
mouth
source
headwater

Which type of neuroglia is found outside of the brain?

Why do oceanic plates tend to subduction when colliding with a continental plate

14) 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.