A person carrying one gene for sickle-cell hemoglobin will be resistant to Plasmodium infection.
Answer the following statement true (T) or false (F)
True
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Which of the following statements is true concerning euglenids?
A. Some euglenids are pathogenic to humans. B. Most have a cell wall. C. The storage polysaccharide in euglenoids is NOT paramylon. D. In the euglenoids, Rubisco (enzyme) is NOT involved in photosynthesis E. All of the above is CORRECT.
Why do many animals do most of their calling at dawn and dusk?
A. Most predators are not active at those time. B. Air is less turbulent and carries sound better. C. Pheromones are released at dawn and dusk. D. Animals preferentially mate at night. E. Imprinting behaviors are better received at those time.
The knee is stabilized by wedges of cartilage called ________
a. menisci b. disks c. patella d. ligaments
Exergonic reactions
A. occur when ADP binds to inorganic phosphate to form ATP. B. occur during aerobic cellular respiration. C. do not occur in anaerobic cellular respiration. D. include synthesis of large carbohydrates. E. only occur in heterotrophs.