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Concepts of Biology

Critical Thinking Questions

Concepts of BiologyCritical Thinking Questions
12.

Explain the advantage that populations of sexually reproducing organisms have over asexually reproducing organisms?

13.

Describe the two events that are common to all sexually reproducing organisms and how they fit into the different life cycles of those organisms.

14.

Explain how the random alignment of homologous chromosomes during metaphase I contributes to variation in gametes produced by meiosis.

15.

In what ways is meiosis II similar to and different from mitosis of a diploid cell?

16.

Individuals with trisomy 21 are more likely to survive to adulthood than individuals with trisomy 18. Based on what you know about aneuploidies from this module, what can you hypothesize about chromosomes 21 and 18?

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