Biology, 06.10.2019 04:10 ZacherySpeaks170
The human genome, whose sequencing was completed in the early 2000s, contains a surprisingly small number of genes (20-25,000). what best explains the variation in the number of b and t cell receptors (more than a million combinations) found in white blood cells within an individual?
a) frequent transposable element transfer
b) high rates of crossover during prophase i
c) high levels of mutations within the genome
d) differential intron removal and rejoining exons
Answers: 2
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The science for classifying and naming organisms is known as
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Ascientist is examinin the cell is disrupted when she damages one specific type of macromolecule g the function of macromolecules in a cell she notices that movenent of large molecules into and out of
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Biology, 22.06.2019 11:30
According to theories of how life began, how did early organic molecules begin to separate from the outside world? a: specialized enzymes were required b: chains of amino acids created a barrier c: formation of microspheres or vesicles d: rna catalyzed the formation of membranes
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The human genome, whose sequencing was completed in the early 2000s, contains a surprisingly small n...
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