DNA molecules separate into single strands which are then used to construct two identical strands of DNA this process ensures genetic A)consistency
B)variability
C)diversity
D)reduction

a. consistency

Explanation:

Daughter cells are genetically identical to the parent cells

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answer by yourhope:

hi! : )

in which structure in the nucleus are ribosomes made?

b) nucleolus!

: )

your answer is "the 1950's"