In DNA, an adenine base will form two hydrogen bonds with ____.
Fill in the blank(s) with the appropriate word(s).
a thymine base
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A primary oocyte is arrested in
A. prophase I. B. metaphase I. C. prophase II. D. metaphase II. E. anaphase I.
Olfactory glomeruli are located in the
A. thalamus. B. olfactory epithelium. C. olfactory bulbs. D. hypothalamus.
If all of the calcium within a muscle fiber was removed, which of the following could still occur?
The heads of the myosin myofilaments bind to G-actin to form cross-bridges. An action potential that was produced at the neuromuscular junction is propagated along the sarcolemma. The troponin molecules bound to G actin molecules are released, causing tropomyosin to move. The heads of the myosin molecules return to their resting position and the recovery stroke occurs.
Predict the effect of increasing a membrane's permeability to K+ on membrane potential.
What will be an ideal response?