Which of the following is not an observation that was made by darwin a. different animals living in similar environments often had similar characteristics b. closely related animals living in different environments often had different features c. fossilized, ancient creatures sometimes had similar features to living creatures d. all livings things share a universal genetic code what is the principle of common descent a. the principle of common descent is the idea that all living and extinct organisms shared a common ancestor at some point in their evolutionary history b. the principle of common descent is the idea that organisms that evolve in the same environment will have the same characteristics c. the principle of common descent is the idea that the fittest members of a population will survive and produce more offspring d. the principle of common descent is the idea that organisms evolve at a slow and steady rate
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Biology, 22.06.2019 02:00
Astudent is looking through a microscope at some cells of an onion root tip. many of these cells are undergoing division since the root tip grows quickly and requires more cells. which cell most recently underwent metaphase? w x y z
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Indicate the coat color and the proportion of offspring with that color for each of the following crosses of rabbits. assume all are homozygous. agouti x albino a) 1/2 albino, 1/2 agouti b) all agouti c) 3/4 agouti, 1/4 albino
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Select the correct answer from each drop-down menu proteins are
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Gram-negative bacteria have a cell wall that is! and does not accept the stain, making itappear
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Which of the following is not an observation that was made by darwin a. different animals living in...
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