What ion is mainly responsible for seawater being slightly alkaline?
a. Carboxylic acid
b. Carbon dioxide
c. Bicarbonate
d. Nitrogen
c
Biology & Microbiology
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Which of the following molecules help maintain cell-cell adhesions in plants?
A. cadherins B. pectins C. integrins D. cellulose
Biology & Microbiology
The above figure is of a wolf behavior which tells
others a. to prepare for a fight. b. that the wolf is subordinate and won’t be a threat. c. that it wants to mate. d. that it wants to play. e. none of these.
Biology & Microbiology
A painful muscle spasm that doesn't immediately release is a(n)
a. inflammation. b. muscle tear. c. cramp. d. isotonic contraction. e. dystrophy.
Biology & Microbiology
The study of the interactions among organisms and between organisms and the environment is called ________
Fill in the blank(s) with correct word
Biology & Microbiology