Which of the following molecules coordinates the expression of nonadjacent genes?
A) leucine zippers
B) response elements
C) transcription factors
D) coactivators
E) control elements
B) response elements
You might also like to view...
Which of the following is true regarding hagfish and lampreys?
A. They are characterized by a bony lower jaw. B. They are invertebrates. C. They are bony fish. D. They are vertebrates.
Bulk flow in the phloem tissue is mostly downward whereas bulk flow in xylem is mostly:
A. sideways B. also downward C. very little bulk flow occurs in xylem D. flow of sugars E. upward
In maize, some alleles at the seed coat locus influence our ability to visually determine the endosperm color phenotype
Specifically, an opaque seed coat prevents us from seeing the endosperm within, while we can readily see the endosperm in seeds with transparent coats. The opaque coat color allele thus appears to mask the expression of endosperm color alleles, providing an example of A) codominance. B) pleiotropy. C) polygenic inheritance. D) epistasis. E) maternal effect.
Inherited genetic information is coded in molecules of _____.
A) RNA B) DNA C) proteins D) amino acids