The Protosotomia include (select all that apply)
A. annelid worms
B. mollulsks
C. sea anemones
D. arthropods
E. chordates
A,B,C,D
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The following will increase the rate of reaction:
A. free energy of product lower than that of substrate B. free energy of product lower than that of transition state C. interactions between atoms during the transition state D. enzyme complementary to substrate E. number of covalent groups combining with substrate during the reaction
Essential organic substance that are used in only tiny amount by the body are called
A. trace elements B. hormones C. vitamins D. minerals
A cell that is 98% water is placed in 50% salt water. This cell will
A. shrink. B. swell. C. shrink and then swell. D. remain the same size.
_______is usually detrimental in eukaryotic species because, for some genes, the over- or under-expression of these genes may interfere with the proper functioning of cells.
Fill in the blank(s) with the appropriate word(s).