How do fungi obtain nutrients?
A) through photosynthesis
B) by secreting chemicals that break down food and then absorbing it
C) by secreting antibiotics and then absorbing killed bacteria
D) by engulfing bacteria directly
B
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Viruses may not be cultivated in
A. live organisms. B. embryonated chicken eggs. C. tissue culture. D. blood agar.
Which of the following is indicated by the
arrow as the location of glycolysis? a. cytoplasm b. Golgi body c. nucleoid d. mitochondrion e. rough endoplasmic reticulum
The blood-brain barrier consists of
a. membranes surrounding the neurons of the brain. b. cells lining the wall of the brain capillaries. c. vesicles of cerebrospinal fluid. d. the cerebral cortex. e. the meninges.
What type of bond forms between amino acids at the ribosome during translation?
A) peptide B) ester C) phosphodiester D) hydrogen