Which of the following describes a chemical element that a plant must obtain from its environment in order to complete its life cycle?
A) macronutrient
B) micronutrient
C) essential element
D) mineral
C
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Explain Mendel's conclusion that traits passed from parents to offspring are not blended, but are instead inherited as if they are separate units
What will be an ideal response?
__________ is the science of making hypotheses about evolutionary relationships among clades.
Fill in the blank(s) with the appropriate word(s).
Which statement regarding logistic growth is true?
A) The parameter (K ? N)/K is always equal to zero. B) There has to be more than one limiting factor in place for logistic growth to occur. C) Population growth is highest when the population is much larger than the carrying capacity. D) Population growth is zero when (K ? N)/K is equal to zero.
When Streptococcus pneumoniae are exposed to an antibiotic, the bacteria try to pump the antibiotic out of their cells. Which of the following mechanisms is most likely used by the Streptococcus pneumoniae to pump the antibiotic out of their cells?
A. active transport B. diffusion C. facilitated diffusion D. osmosis