What Occurs During Pairing of Chromosomes in Prophase of Meiosis

question 20

Multiple Choice

What occurs during pairing of chromosomes in prophase of meiosis I that increases genetic variability?

• A)further condensation of chromosomes
• B)genetic recombination between homologous chromosomes
• C)lots of mutations
• D)chromosomes lose lots of fragments
• E)gene duplication

Recognize the societal prevalence of obesity and associated health risks.

Understand the concept of temperament and its long-term stability from infancy through adolescence.

Recognize the major issues in developmental psychology, including nature vs. nurture, continuity vs. stages, and stability vs. change.

Grasp the influences of heredity and experiences on human development.

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Definitions:

Peptide Bond

A bond between the amine group of one amino acid and the carboxyl group of another. Joins amino acids in proteins.

Eukaryotes

Organisms whose cells contain a nucleus and other organelles enclosed within membranes, distinguishing them from prokaryotes.

Prokaryotes

Single-celled organisms lacking a nucleus and other membrane-bound organelles, such as bacteria.

Translation

Process in which a polypeptide chain is assembled from amino acids in the order specified by an mRNA.