A lack of which molecule would result in a cell's inability to "turn off" genes?
A) operon
B) inducer
C) promoter
D) corepressor
D
You might also like to view...
A mouse gene was identified and determined to be required for formation of heart muscle. A gene with a similar sequence was identified in the human genome. What experiment could scientists do to determine if the mouse and human genes have similar functions?
A) The scientist could search the human genome for genes that encode proteins that are identical to the protein encoded by the mouse gene. B) The scientist could place the normal human gene into normal mice and see if the resulting mice are viable. C) The scientist could place the normal human gene into mutant mice to see if heart muscle forms in the mouse. D) The scientist could place the mutant mouse gene into humans to see if humans develop without heart muscle.
Which of the following statements about the adrenal medulla is false? a. The fight-flight response involves the adrenal medulla
b. The adrenal medulla releases norepinephrine. c. The adrenal medulla releases epinephrine. d. The adrenal medulla contains specialized neurons of the parasympathetic division.
DNA Pol III catalyzes the addition of successive nucleotides to the 5' end of a growing polynucleotide
chain. __________________ Indicate whether the statement is true or false.
Osteoclasts dissolve the hydroxyapatite and digest the matrix during bone remodeling
Indicate whether the statement is true or false