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Home Q & A Board Biology-Related Homework Help General Biology
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mkshawty mkshawty
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11 years ago
Picture to help answer the question is attached

After viewing various human cells and structures found in the cytoplasm and nucleus, a student made a sketch of one structure observed.

Illustrated above, the diagram represents a cell from a/an

a) ovary, illustrating crossing-over by homologous chromosomes.
b)muscle cell, illustrating crossing-over by homologous chromosomes
c) testes, illustrating DNA replication of germ cells during mitosis
d) cheek epithelial sample, illustrating conjugation by homologous chromosomes
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wrote...
#1
11 years ago
The diagram seems to illustrate the beginning stages of chromosomal crossover, which usually occurs during meiosis to generate genetic variation. So the answer should be:

a) ovary, illustrating crossing-over by homologous chromosomes.
wrote...
#2
11 years ago
a) ovary, illustrating crossing-over by homologous chromosomes.
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