A particular gene has a mutation in its NFR that causes it to bind abnormally tightly to histones. What effect would you expect this mutation has on the expression of this gene?
A. The expression of the gene would be abnormally high.
B. The effect on gene expression is impossible to predict.
C. The gene would encode a different protein instead.
D. The expression of the gene would be abnormally low or absent
E. The promoter of the gene will be constantly available to transcription factors and RNA polymerase.
D
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Answer the question using the accompanying figure. Llamas, which are customarily known as mountain dwellers, have
hemoglobin with higher O2 binding affinity than that of humans. How would the llama hemoglobin-O2 dissociation curve differ from that of a human?
What will be an ideal response?Maintaining a constant internal environment for all biological process is known as what?
a. regulation b. homeostasis c. adaptation d. energy usage
From the outside of a flower to the inside, which of the following is the correct order of structures?
a. calyx>corolla>stamen>carpel b. corolla>calyx>stamen>carpel c. calyx>corolla>carpel>stamen d. corolla>calyx>carpel>stamen e. calyx>carpel>corolla>stamen
An energy-converting organelle is a
A. stroma. B. chloroplast. C. granule. D. All of these answers are true.