If a mouse inherits a deletion in the SHH enhancer, what effect would you expect to see?
A) enhanced limb development
B) abnormal limb development
C) position effect variegation
D) increased ?-globin production
E) abnormal ?-globin production (thalassemia)
B
You might also like to view...
The statement, "The total amount of energy in the universe is constant," is a tenet of
A) the first law of thermodynamics. B) the second law of thermodynamics. C) thermodynamic spontaneity. D) entropy. E) enthalpy.
Heterotrophs that obtain energy and carbon by feeding on both animal and plant materials are called ____
a. detritivores b. herbivores c. carnivores d. omnivores e. decomposers
In aerobic respiration, the electrons associated with the hydrogen atoms in glucose are ultimately
transferred to: a. carbon in a series of steps. b. oxygen in a series of steps. c. NADH in a series of steps. d. the mitochondrial membranes. e. hydrogen ions.
How does direct development of an embryo differ from indirect development?
What will be an ideal response?