A man who can roll his tongue and a woman who cannot roll her tongue have a son who can roll his tongue (R = can roll tongue; r = can't roll tongue). The son is curious about whether his father is homozygous or heterozygous for the tongue-rolling trait. Which of the following facts would allow him to know? Select one: a. His paternal grandfather and his paternal grandmother can both roll their tongues. b. The son's sister is heterozygous for the trait. c. The son's own daughter cannot roll her tongue. d. His father's mother cannot roll her tongue. e. The son's sister is a tongue roller.
A man who can roll his tongue and a woman who cannot roll her tongue have a son who can roll his tongue (R = can roll tongue; r = can't roll tongue). The son is curious about whether his father is homozygous or heterozygous for the tongue-rolling trait. Which of the following facts would allow him to know? Select one: a. His paternal grandfather and his paternal grandmother can both roll their tongues. b. The son's sister is heterozygous for the trait. c. The son's own daughter cannot roll her tongue. d. His father's mother cannot roll her tongue. e. The son's sister is a tongue roller.
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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A man who can roll his tongue and a woman who cannot roll her tongue have a son who can roll his tongue (R = can roll tongue; r = can't roll tongue). The son is curious about whether his father is homozygous or heterozygous for the tongue-rolling trait. Which of the following facts would allow him to know?
Select one:
a. His paternal grandfather and his paternal grandmother can both roll their tongues.
b. The son's sister is heterozygous for the trait.
c. The son's own daughter cannot roll her tongue.
d. His father's mother cannot roll her tongue.
e. The son's sister is a tongue roller.
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