The master gene that controls eye development in all multicellular eukaryotes is an example of a(n) _____
a. homeotic gene
b. conserved protein
c. RNA enzyme
d. Barr body
e. translation factor
ANSWER: a
You might also like to view...
[Comprehension; Hard] Which of the following is nottrue of zinc finger motifs?
A. The interaction of DNA with a single zinc finger is relatively weak. B. The role of the Zn2+ ion is to interact with the negatively charged DNA backbone. C. Proteins with zinc fingers typically contain multiple copies of the motif. D. Proteins with zinc fingers typically function as monomers.
Progymnosperms are a group of extinct seedless vascular plants
a. True b. False
We refer to water as a solvent. Why do oil and water not mix then?
a. Oil cannot break the surface tension of water. b. Oil forms hydration shells around the water molecules. c. Water can only dissolve polar molecules and ionic compounds. Oils (lipids) are nonpolar. d. Water can only dissolve nonpolar compounds. Oils (lipids) are polar.
The assumption of no correlation between the error term (U) and treatment(s) (X) is similar to the assumption of what aspect used in the scientific method?
A. Random sample from the target population B. Making sure to have a control group C. Stating a question D. Random assignment of the treatment