Statistics show that thirty-four people per thousand enter the population by birth. This is a statement about
A. mortality.
B. the stable equilibrium phase of a population growth curve.
C. the lag phase of a population.
D. natality.
D. natality.
Biology & Microbiology
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A single prokaryotic cell can divide several times in an hour. Most eukaryotic cells cannot divide this quickly. Which of the following statements best explains this difference?
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Which of these tissue types makes up most of the ground tissue system?
A) Sclerenchyma B) Collenchyma C) Xylem D) Periderm E) Parenchyma
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Which of the following morphologies are seen among the Chloroplastida?
A. Sheet-like B. Unicellular C. Colonial D. Filamentous E. All of the choices are correct.
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