If the Chromosome Number Were Not Halved When Gametes Are

question 20

Multiple Choice

If the chromosome number were not halved when gametes are produced,what would be the result of fertilization?

• A)They zygote would have the same number of chromosomes as the parents.
• B)The zygote would have double the number of chromosomes as the parents.
• C)The zygote would have half the number of chromosomes as the parents.
• D)The zygote would undergo meiosis again to halve the number of chromosomes.

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Definitions:

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A gas with no color or smell that results from the combustion of carbon and organic materials as well as from the breathing process. It exists naturally in the atmosphere and is taken in by plants during the process of photosynthesis.

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Large, elastic artery that is the main trunk of the systemic arterial system; carries blood from the left ventricle of the heart and passes through the thorax and abdomen.

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Clusters of neurons in the medulla oblongata that regulate the rhythm of breathing through the control of respiratory muscles.