Which of the following molecules is not considered a porphyrin?
A. Hemoglobin
B. Peptidoglycan
C. Vitamin B12
D. Chlorophyll
Answer: B
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The tendency of a molecule to have positive and negative regions
A) Polarity B) Compound C) Denaturation D) Monosaccharides E) Hydrogen bonds F) Element G) Triglycerides H) Amino acids I) Tertiary structure J) Active site
Which process creates the most ATP per glucose molecule metabolized?
A) glycolysis B) fermentation C) anaerobic respiration D) aerobic cellular respiration
Which of the following would likely not contribute to the surface area available for water absorption from the soil by a plant root system?
A) root hairs B) endodermis C) mycorrhizae D) fungi associated with the roots E) fibrous arrangement of the roots
The type of bacterial meningitis that becomes epidemic among young adults is caused by
A) Streptococcus agalactiae. B) Streptococcus pneumoniae. C) Haemophilus influenzae. D) Neisseria meningitidis. E) Listeria monocytogenes.