In a population growth curve affected by environmental resistance, the formula G = rN(K – N)/K is used to calculate the number of new individuals added after each time interval. In this equation K represents the
A. number of individuals added per unit time.
B. carrying capacity.
C. environmental resistance.
D. number of individuals at the start of a time interval.
E. per capita rate of increase.
B. carrying capacity.
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Many amphibian populations have been decimated by a parasitic fungus classified as a member of the _____
A) Chytridiomycota B) Ascomycota C) Basidiomycota D) Zygomycota E) Glomeromycota
During the process of phlebotomy, drawing a blood specimen from a patient, the action of cleaning the area on the skin prior to the insertion of the needle requires the application of a(n):
a. chemical sterilant. b. bacteriostatic agent. c. alcohol. d. antiseptic.
In an experiment, some herbaceous, nonwoody plants were exposed to frequent windy conditions or mechanical shaking for several hours per day. The flexibility of these plants was due to the _____________ cells.
A. parenchyma B. aerenchyma C. periderm D. collenchyma E. sclerenchyma Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain and what do they mean? Gather Content · What do you already know about the composition and function of various plant cells types? How does it relate to the question? Consider Possibilities · What other information is related to the question? Which information is most useful? Choose Answer · Given what you now know, what information and/or problem solving approach is most likely to produce the correct answer? Reflect on Process · Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
Which of the following plants are among those
that contributed to the formation of coal?
a. horsetails b. peat mosses c. conifers d. angiosperm trees e. more than one of these