____ bacteria are found inside the roots of legumes, where they receive _____ from the host plant
a. Thermophilic; water
b. Cyanobacteria; minerals
c. Nitrogen-fixing; carbohydrates
d. Methane-producing; minerals
e. Halophilic; carbohydrates
ANSWER: c
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A. A pencil hitting the ground after falling from your desk B. A pencil on your desk C. A pencil falling from your desk D. A pencil laying on the ground
In the tropisms with which it is involved, auxin causes ____
a. rapid cell division b. hardening of cell walls c. cell elongation d. increased plasma membrane permeability e. increased protein synthesis
Sodium, potassium, and calcium are referred to as
a. electrolytes. b. nonelectrolytes. c. acids. d. bases. e. proteins.
The ossa coxae and the sacrum make up the
a. pelvis b. cranium c. foot d. spine