During prophase I, each chiasma represents:a

the remnants of the nuclear membrane.
b. the remnant of the nucleolus.
c. a newly formed haploid gamete.
d. a site of crossing-over.
e. the site where sister chromatids are connected


D

Biology & Microbiology

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If a restriction endonuclease cuts a linear DNA three times, how many fragments should there be after

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Elephants belong to the order

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