Biology, 07.04.2021 20:40 bryan519688
A population of pigs lives on an island together with burrowing termites, Pigs that have the longest snouts tend to
survive more frequently than those with shorter snouts. Over time, most of the pig population is made up of individuals
that have very long snouts. This is an example of which type of selection?
O directional selection
O disruptive selection
O stabilizing selection
O ecosystem selection
Answers: 1
Biology, 22.06.2019 03:30
How can a geological time scale best be reconstructed? a) comparing vestigial structures in living species b) comparing homologous structures in living species c) examining homologous structures in fossil remains d) examining the written records of scientists from past cultures
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Biology, 22.06.2019 13:00
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.
Answers: 2
Biology, 22.06.2019 14:30
Which line in the graph above best illustrates an effect of the carbon dioxide level in the blood on breathing rate before, during and after a period of exercise? 1.b,2.c,3.a,4.d
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A population of pigs lives on an island together with burrowing termites, Pigs that have the longest...
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