The atomic number of an element is equal to the number of:
A. protons plus neutrons.
B. neutrons plus electrons.
C. neutrons only.
D. protons only.
E. protons plus electrons.
D
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A plant researcher wants to construct a synthetic cellulose fiber from 20 glucose molecules. How many molecules of CO2 and glyceraldehyde-3-phosphate are needed to construct the fiber?
A. 20, 40 B. 120, 60 C. 120, 40 D. 20, 60 E. 120, 120 Clarify Question What is the key concept addressed by the question? What type of thinking is required? Gather Content What do you already know about the Calvin cycle, carbon dioxide, and glyceraldehyde-3-phosphate? What other information is related to the question? Choose Answer Do you have all the information needed to determine the likely outcome? 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?
In cases of __________ growth, a population's growth is proportional to its size. Fill in the blank(s) with the appropriate word(s)
During glycolysis, aldolase catalyzes the breakdown of fructose-1, 6 bisphosphate to produce
A) phosphoenolpyruvate. B) dihydroxyacetone phosphate. C) fructose-6-phosphate. D) A and B. E) B and C.
Which of the following taxa includes the largest amount of genetic diversity among plantlike organisms?
A) Embryophyta B) Viridiplantae C) Plantae D) Charophyceae E) Tracheophyta