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While female and male beetles both contain twenty diploid chromosomes, males have one smaller ...

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While female and male beetles both contain twenty diploid chromosomes, males have one smaller ...

While female and male beetles both contain twenty diploid chromosomes, males have one smaller chromosome than in females. What can be inferred from this observation?

▸ Males require fewer genes than females.

▸ The number of autosomal chromosomes varies between gametes.

▸ Crossing over occurs between homologous chromosomes.

▸ Biological sex is determined by the presence of an X or Y chromosome.

▸ Chromosomes assort independently to determine biological sex.

Textbook

Genetic Analysis: An Integrated Approach

Edition: 3^rd

Authors: Sanders, Bowman

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