Jillian is a top-level cross-country runner due to her having predominantly slow-twitch muscle fibers.
Answer the following statement true (T) or false (F)
True
Slow-twitch muscle fibers are aerobic, have steady power, and have endurance-all required for cross-country running.
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Which of the following statements about oogenesis is false?
A. None of the answer options is false. B. It can take as long as 50 years for some primary oocytes to complete oogenesis. C. Primary oocytes form when a female is a fetus in her mother's uterus. D. Meiotic divisions are asymmetrical in oogenesis. E. Fertilization occurs before the final round of meiotic divisions in humans.
How is adaptive immunity different from innate immunity?
a. adaptive immunity is less effective than innate immunity b. adaptive immunity is nonspecific; innate immunity is specific c. adaptive immunity is immediate; innate immunity is slower acting d. adaptive immunity has memory; innate immunity does not e. adaptive immunity is the first line of defense; innate immunity is the second line of defense
Which of the following statements about plant reproduction is incorrect?
A. Outcrossing promotes genetic diversity. B. Dioecious plants have male and female flowers on different plants. C. Self-pollinated plants must be visited by pollinators for fertilization to occur. D. Self-pollinating angiosperms are usually adapted to stable habitats. E. Monoecious plants can have male and female flowers on the same plant.
An intrinsic factor of food that can determine whether spoilage occurs is
A. the degree of processing. B. the amount of preservatives added. C. the storage temperature. D. the water content. E. storage packaging.