In a biochemical reaction, reactants may be converted into products. The extent to which this occurs spontaneously is expressed as which of the following?
A) ?G
B) Keq
C) ?S
D) temperature
E) T?S
A) ?G
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Some types of dinoflagellates (single-cell eukaryotes) show a circadian rhythm. They produce light for about 12 hours in the dark (at night) and photosynthesize for about 12 hours in the light (during the day)
Say you took some dinoflagellates at the end of their 12 hours of darkness and put them on a 24-hour light cycle. How would the cells likely respond during the first day of that cycle? A. The cells would photosynthesize for the full 24 hours. B. The cells would photosynthesize for more than 12 hours but less than the full 24 hours. C. The cells would produce light for the full 24 hours. D. The cells would not produce light or photosynthesize.
Due to the lack of an enzyme to break down lipids, excess accumulation of lipids in the brain leads to a human disease called Tay-Sachs syndrome. The organelle(s) most likely to lack the proper enzyme needed for lipid breakdown is/are
A. lysosomes. B. tonoplasts. C. mitochondrion. D. Golgi apparatus. E. peroxisomes.
The contractile unit of a skeletal muscle fiber
is a(an) ___.
a. myofibril b. sarcomere c. myosin filament d. actin filament e. Z line
________ spread more easily in crowded conditions than in places with a sparser population. Thus, these are density-dependent regulating factors
Fill in the blank(s) with correct word