Answer:
Cell Wall
Chloroplast
Large Vaculoe
Explanation:
None of these are found in an animal cell.
Crossing over occurs at the four-strand stage when two homologous chromosomes, each consisting of a pair of sister chromatids, are paired. Each crossover involves just two of the four strands and generates two recombinant strands.
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D I think because the trees block out all the sun
The answer is B. Primase produces RNA, making it a type of RNA polymerase. RNA is complimentary to a single strand of DNA.