Biology, 11.10.2019 16:30 alanaruth3389
Nucleotide differences for a dna sequence on chromosome 1 are shown for five species. according to the data, which hypothesis is best supported? a) species 5 is the common ancestor to all other species. b) species 1 and 2 diverged from each other more recently than all other species. c) species 3 and 4 are able to interbreed successfully due to few nucleotide differences. d) species 3 has a more recent common ancestor with species 5 than it does with species 1.
Answers: 3
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The nervous system interacts with the endocrine system by a. using hormones as connections b. sending nerve impulses directly to glands c. using neuroendocrine cells as connections d. sending neurotransmitters directly to neurons
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Monomers are the building blocks of larger molecules, called polymers. for example, proteins are composed of chains of amino acids that are linked together. cellulose is a polymer that makes up plant cell walls. cellulose is made from a chain of c6h10o5 molecules. which monomers are most likely used to produce cellulose? why?
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Which of the following is a period in the paleozoic era? devonian cambrian permian all of the above
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Nucleotide differences for a dna sequence on chromosome 1 are shown for five species. according to t...
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