The body symmetry of adult echinoderms could best be described as ________.
A. fivefold symmetrical
B. fourfold symmetrical
C. bilateral
D. asymmetrical
Answer: A
Biology & Microbiology
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Oxidation by NAD+ releases enough energy immediately to give a net gain of ___ ATP
Fill in the blank(s) with the appropriate word(s).
Biology & Microbiology
Which of the following is NOT common to all vertebrates?
a. a cerebellum b. a convoluted cerebrum c. a hindbrain d. a dorsal hollow spinal cord e. a midbrain
Biology & Microbiology
The letter “A” in the above figure represents
a. humerus b. pectoral girdle c. skull d. sternum e. pelvic girdle
Biology & Microbiology
The following list of products is from which portion of aerobic cellular respiration? 8 NAD+ 32 ATP 4 FAD 12 H2O
A. glycolysis B. Krebs cycle C. electron transport system D. fermentation
Biology & Microbiology