Which of the following options lists the correct sequence of the appearance of the four major groups of plants in the fossil record, from most ancestral to most recent?
a) bryophytes, seedless vascular plants, gymnosperms, angiosperms
b) bryophytes, gymnosperms, seedless vascular plants, angiosperms
c) bryophytes, seedless vascular plants, angiosperms, gymnosperms
d) seedless vascular plants, bryophytes, gymnosperms, angiosperms

Why would a drug that damages capsids treat a viral infection? a. capsids prevent the lytic cycle from beginning. b. transduction requires a capsid. c. viruses use capsids to increase genetic variation. d. capsids provide protection for viruses.

What types of energy transfers and energy transportations are involved in the domino chain reaction?

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.