During replication, the strands of a double-stranded DNA molecule separate from each other when bonds are broken between their A. nitrogenous bases
B. 5-carbon sugar
C. phosphate groups
D. amino acids

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explanation:

answer: land bridge theory. land bridge theory held that shifting portions of dry land explained the finding of identical species on different continents. plate tectonic theory eventually eliminated the land bridge theory.

b is dominant over the allele for the white fur.

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answer: collecting information/data

reason: the student is going around and asking people questions to collect data

i hope this