Although Pregnancies Are Highly Variable, Morning Sickness Is Most Commonly

question 65

Multiple Choice

Although pregnancies are highly variable, morning sickness is most commonly experienced in the ________ trimester.

• A) first
• B) second
• C) third

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Definitions:

Metaphase I

A stage in the first division of meiosis where homologous chromosomes align at the equatorial plate before being separated into two daughter cells.

Sister Chromatids

Identical copies of a chromosome, connected by a centromere, that are present in a cell after DNA replication.

Anaphase II

A stage of meiosis II where sister chromatids are pulled apart by the spindle fibers and move toward opposite poles of the cell.

Synapsis

The pairing of two homologous chromosomes that occurs during meiosis, allowing for the exchange of genetic material between them.