You are preparing a garden and want to provide the best environment for your plants. Which of the following would you add to the potting soil?
A. Mycorrhizae inoculant
B. Coliform bacteria
C. Sulfur oxidizers
D. Bacteriophage
Answer: A
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What is the function of endosperm?
a. food for animal pollinators in flowers that don’t have nectar b. food for the sprouting seedling c. food for developing pollen grains d. food for the growing pollen tube e. food for the developing fruit
Many organisms have different reproductive strategies. Which of the following most accurately
reflects altruistic behavior? a. courtship rituals b. dominance hierarchy c. optimal foraging strategies d. infant care of related offspring e. territoriality
If you were to replace the phosphate group of a phospholipid with a fatty acid chain, you would have
A. a triglyceride. B. glycolipid. C. glycerol. D. cholesterol.
A strain of Neisseria gonorrhea has a mutation which has caused it to lose the ability to produce fimbriae and become less virulent as a consequence. What function has this pathogen lost?
A) the ability to adhere to cells of the body B) the ability to move from one location in the body to another C) the ability to produce an endotoxin D) the ability to establish a latent infection E) the ability to prevent phagocytes killing it