Change in the DNA-histone complex that can increase or decrease transcriptional activity is termed

A) induction.
B) gene regulation.
C) chromatin remodeling.
D) nucleosome formation.
E) None of these


C

Biology & Microbiology

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Duplicated chromosomes linked together at their centromeres at the beginning of meiosis are appropriately called what

kind of chromatids? a. mother b. parallel c. sister d. homogenous e. haploid

Biology & Microbiology

Strenuous exercise lowers the blood pH, causing the curves for both hemoglobin and myoglobin to shift to the right. This shift results in

(A) an unloading of O2 at higher partial pressures (B) an increase in the number of O2-binding sites (C) the capture of more O2 by hemoglobin (D) the capture of more O2 by myoglobin

Biology & Microbiology

Which portion of the photosynthetic apparatus absorbs light?

A. both photosystem I and NADP reductase B. both photosystem I and photosystem II C. NADP reductase D. photosystem II E. photosystem I

Biology & Microbiology

Life is only possible with a continuous input of _____.

A) atoms B) nutrients C) energy D) molecules

Biology & Microbiology