People with red-green color blindness are deficient in either red cones or green rods.
a. true
b. false
Answer: b. false
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Which of the following could be considered an evolutionary advantage of asexual reproduction in plants?
A) increased success of progeny in a stable environment. B) increased agricultural productivity in a rapidly changing environment. C) maintenance and expansion of a large genome. D) production of numerous progeny. E) increased ability to adapt to a change in the environment.
Organisms that require gaseous oxygen for metabolism are referred to as
A. facultative aerobes. B. obligate aerobes. C. facultative anaerobes. D. microaerophiles.
In which of the following cellular organelles
does photosynthesis take place?
a. rough endoplasmic reticula b. Golgi bodies c. mitochondria d. chloroplasts e. more than one of these organelles is responsible for photosynthesis
Most of the Earth's phosphorus is trapped in sedimentary rocks.
Answer the following statement true (T) or false (F)