According to the fossil record found in these sedimentary layers, what conclusion can be drawn about the movement of life to land? a) land plants and mammals evolved at the same time. b) as land plants became more complex, animal life did as well. c) mammals and insects evolved at about the same time in earth; s history. d) flowering plants and trees became established before animals moved to

Which of the following scenarios is an example of the bottleneck effect? answers a in south africa, much of the afrikaner population is descended from a small number of dutch colonists. in this population, this is an unusually high frequency of pseudoxanthoma elasticum (pxe), an elastic tissue disorder. b four white-tailed deer are introduced to a park in finland. thirty years after their introduction scientists compare the genes in the population and find that there is no variation. c during the industrial revolution, london's air became filled with soot. as a result, birds started eating more of the lighter moths because they were easier to spot than their darker counterparts. over time, the moth population changed so that there were more darker moths than lighter ones. d 10% of the population of american alligators in an area have the recessive trait albinism. a massive flood results in the death of 80% of the population. of the remaining population, 60% have the recessive trait of albinism.

Aboy jumps into a cold swimming pool and his body tempature goes down hus muscles ,blood vessels

Organisms that successfully adapt will leave to grownone of the above