A wide variety of microorganisms are commercially used to manufacture ________ for human consumption.
A. sugars
B. fatty acids
C. vitamins
D. none of the choices
Answer: C
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You can be outside on an day where the air temperature is 85oF for hours without getting cold. However, you will get cold in 85oF water before too long unless you are very active. This difference is due to higher heat _____ in water relative to air.
A. radiation B. conduction C. convection D. evaporation E. transpiration
A phenomenon in which sensations become less noticeable with prolonged exposure is called
A. gradient adaptation. B. an action potential. C. a graded potential. D. radiating adaptation. E. sensory adaptation.
Construction of a beaver dam creates a deep pool where fish and aquatic invertebrates can live. The beaver is acting as a(n)
1.Exotic species 2.Indicator species 3.Invasive species 4.Keystone species
Blood pressure is typically recorded as two numbers; the higher number corresponds to the ________ pressure
Fill in the blank(s) with correct word