Organisms that require gaseous oxygen for metabolism are referred to as
A. facultative aerobes.
B. obligate aerobes.
C. facultative anaerobes.
D. microaerophiles.
B
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a - glucose is present in potatoes and b - glucose is present in wood. Both are glucose molecules but one can be used by humans to synthesize ATP and one cannot. Based on this information, what is the best explanation on why humans can only digest one of the glucose types?
A. a - glucose and b - glucose are stereoisomers with OH groups oriented differently. B. a - glucose is C6H12O6 and b - glucose is C5H12O6. C. Only a - glucose can form polysaccharides. D. a - glucose is a chain and b - glucose is a ring. 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 know about the structure of carbohydrates? 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?
Following implantation, the multiplying cells of the human embryo reorganize to form a gastrula which contains the three primary germ layers
A. true B. false
What molecule determines whether an organism will undergo aerobic or anaerobic respiration?
A.) carbon dioxide B.) glucose C.) oxygen D.) cell membrane
These antigens are responsible for the rejection of transplanted tissues or organs from donors that are "incompatible."
A. human leukocyte antigens B. histocompatibility antigens C. HLA D. All of the choices are true.