Which of the following statements correctly describes the alternation of generations in a plant life cycle?
A) Diploid sporophytes that produce spores by meiosis alternate with haploid gametophytes that produce gametes by mitosis.
B) Diploid sporophytes that produce gametes by meiosis alternate with haploid sporophytes that produce gametes by mitosis.
C) Diploid gametophytes that produce spores by mitosis alternate with haploid sporophytes that produce gametes by meiosis.
D) Diploid gametophytes that produce gametes by meiosis alternate with haploid sporophytes that produce spores by mitosis.
Answer: A
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Which event can be followed by primary succession?
a. a landslide b. a storm c. a fire d. a volcanic eruption e. logging
To maintain a given weight, you must balance the amount of energy in the food you eat with the energy you _______________ in your activities
Fill in the blank(s) with correct word
Which of the following affects the size of the clear zone in a disk diffusion test of antimicrobial susceptibility?
A. The initial concentration of the drug B. The diffusion rate of the drug C. The solubility of the drug D. All of the choices are correct.
The ideal antimicrobial agent
A) should be soluble in body fluids B) have an unpredictable toxicity C) should have interactions with other drugs or foods D) all of these criteria are met by most antimicrobial agents