Which one of the following molecules is a weak base?
A. R-NH2
B. R-SH
C. R-OH
D. R-COOH
E. none of the above
Ans: A. R-NH2
Biology & Microbiology
You might also like to view...
How does the nervous system of cnidarians and arthropods differ?
What will be an ideal response?
Biology & Microbiology
The most general of the pituitary hormones, in that it may affect almost any cell in the body, is
a. the adrenocorticotropic hormone. b. the thyroid-stimulating hormone. c. gonadotropin. d. somatotropin. e. prolactin.
Biology & Microbiology
Plants have special groups of self-renewing cells called
A. root cells. B. meristems. C. cast cells. D. chloroplasts.
Biology & Microbiology
A substance that increases the concentration of H+ is called a(n) ________.
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology