Because of the ____________________ effect, traits carried by early settlers are found in a large
fraction of the population. Fill in the blank(s) with the appropriate word(s).
ANS: founder
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Which cell junction type is responsible for allowing the bladder lining to stretch, thus accommodating increasing
volumes of urine?
a. anchoring junctions only b. gap junctions only c. tight junctions only d. both anchoring junctions and gap junctions e. both anchoring junctions, tight junctions and gap junctions
An unusual, worldwide formation of sedimentary rock called the K–Pg boundary sequence contains rare elements that
are associated with a(n) ____.
a. volcanic eruption b. worldwide flood c. Ice Age d. asteroid impact e. large earthquake
As a child grows, the lungs increase in size as well. Hypothesize what the pressure of the gases within the lungs would be if the lung volume of an individual goes from 3000ml to 4000ml.
A. gas pressure would decrease B. gas pressure would be unchanged C. gas pressure would increase
When one DNA molecule is copied to make two new DNA molecules, the resulting DNA molecules contain
A) none of the parent DNA. B) 50% of the parent DNA. C) 75% of the parent DNA. D) 100% of the parent DNA