How do mutagens affect chromosomes? athey change the chemical composition of dna, which can affect the structure or number of chromosomes. they attack the inner part of the chromosome, changing the sequence of dna in the centromere of the chromosome. they alter the size of the chromosome, which affects the way a chromosome passes genetic traits from parents to offspring.
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Biology, 22.06.2019 01:00
Which of the following would be a body response when stepping outside without a coat on a snowy day? a. senaceous glands. secrete more senum b. more liquid is transported by the body to the skin fir insulation c. blood vessels in the skin narrow and contract d. blood vessels in the skin expand
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Biology, 22.06.2019 08:30
What does polymerase chain reaction (pcr) do? o a. separates dna fragments by size o b. cuts a dna sample into fragments o c. provides an overall picture of a person's chromosomes o d. makes more copies of a sample of dna
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Biology, 22.06.2019 09:30
Archaebacteria use for movement. celia flagella pili cell walls
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How do mutagens affect chromosomes? athey change the chemical composition of dna, which can affect...
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