The cell membrane is a rigid structure that provides bacteria with their characteristic shapes.
Answer the following statement true (T) or false (F)
False
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Which of the following systems is NOT directly involved with regulation and maintenance of the body's chemistry?
A. the digestive system B. the circulatory system C. the respiratory system D. the urinary system E. the reproductive system
Which statement is a part of the first law of thermodynamics?
a. Energy can be neither created nor destroyed.
b. Energy cannot be transformed. c. The entropy of the universe is constant. d. The entropy of the universe is decreasing. e. Potential energy is the energy of motion.
Epiphytes are
a. plants that are not parasites but that do grow on other plants instead of the soil. b. plants that trap animals and digest them. c. parasitic plants that use mycorrhizae to obtain nutrients and food indirectly from other plants. d. plants that deal with nutrient-deficient soil by growing a large, netlike mesh of roots through several layers of the soil. e. parasitic plants that use haustoria to obtain nutrients and food directly from other plants.
In , multiple species use the same resource in a slightly different way or at a different time.
A. resource partitioning B. mutualism C. intraspecific competition D. symbiotic inclusion E. None of the answer choices is correct.