The minimum energy required to start a chemical reaction
A. moves in energy surges.
B. can be lowered by enzymes.
C. results from random molecular movement.
D. comes from ionic energy motion.
E. is elevated by a catalyst.
Answer: B
You might also like to view...
The integration centers for sensations that are consciously perceived (like vision, smell, taste, and pain) are found in the
a) cerebellum. b) basal nuclei. c) pontine nuclei. d) cerebral cortex. e) thalamus.
The white crescent portion of the nail is called the ________.
Fill in the blank(s) with the appropriate word(s).
In which of the following regions of the nephron is water actively transported?
A) None of the above B) Peritubular capillaries C) Descending limb of the nephron loop D) Proximal convoluted tubule
Melatonin is an effective antioxidant, a defense tool against biologically damaging free radicals
a. True b. False Indicate whether the statement is true or false