The ________ exchange capacity is a basic measure of soil quality and increases with higher clay and organic matter content
Fill in the blank(s) with correct word
cation
Biology & Microbiology
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The soils in which most plants do best are ____
a. mixtures of mainly sand and silt b. sandy soils c. soils made mostly of humus d. clay soils e. loams
Biology & Microbiology
Which is not a method bacteria use to generate new combinations of genes?
A. Binary fission B. Transformation C. Transduction D. Conjugation
Biology & Microbiology
Eyelids form and eyes open during which month of human development?
a. first month b. third month c. fifth month d. seventh month e. ninth month
Biology & Microbiology
Motor neurons
A) carry impulses to the brain. B) send signals to effector organs. C) transmit impulses toward the spinal cord. D) receive stimuli from inside or outside the body. E) integrate information from many sources.
Biology & Microbiology