The Functional Units of DNA That Contain the Instructions for Making

question 171

Multiple Choice

The functional units of DNA that contain the instructions for making one or more proteins are

• A) chromosomes.
• B) genes.
• C) ribosomes.
• D) codons.
• E) RNA.

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Definitions:

Fetal Period

The time from about 8 weeks after conception until the birth of the baby.

Major Organs

Refers to essential organs in a body system that have vital roles, such as the heart, lungs, liver, brain, and kidneys, crucial for maintaining life and health.

Umbilical Cord

A flexible cord that connects a fetus to the placenta, delivering oxygen and nutrients and removing waste products from the fetus.

Zygote

A fertilized egg cell that results from the union of a female gamete (egg) with a male gamete (sperm).