Nitrogen-fixing bacteria receive ____ from
their host plant.
a. proteins
b. lipids
c. carbohydrates
d. minerals
e. water
C
Biology & Microbiology
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The movement of organic compounds in
phloem is described as a. sink-to-source. b. pressure flow. c. cohesion-tension. d. active transport. e. transpiration pull.
Biology & Microbiology
Gene expression is influenced by many factors. Which of the following is a factor in gene expression?
A.) phenotype B.) pedigree C.) environment D.) karyotype
Biology & Microbiology
A lack of ________ in the diet can lead to the formation of an enlarged thyroid or goiter
Fill in the blank(s) with correct word
Biology & Microbiology
More sparse urban settlement patterns may help conserve energy and preserve the environment.
a. true b. false
Biology & Microbiology