The Even Skipped Gene in Drosophila Received Its Name Because

question 21

Multiple Choice

The even skipped gene in Drosophila received its name because mutations in that gene often lead to embryos missing the even numbered segments. Based on this information, what is the most likely class of gene to which even skipped would belong?

• A) Maternal effect
• B) Gap
• C) Pair rule
• D) Segment polarity
• E) Hox

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Definitions:

Oxytocin

A hormone that plays roles in social bonding, sexual reproduction, childbirth, and the period after childbirth.

Nursing

The profession or practice of providing care for the sick and infirm.

Blood Pressure

The pressure of circulating blood on the walls of blood vessels, often measured for diagnosis since it is closely related to the force and rate of the heartbeat and the diameter and elasticity of the arterial walls.

Antidiuretic Hormone

A hormone secreted by the posterior pituitary gland that conserves water in the body by reducing urine output and increasing water absorption in the kidneys.