What is the definition of anemia?
A) a decrease in the oxygen carrying capacity of the blood
B) a decrease in hemoglobin
C) an increase inPCO2
D) a decrease in the affinity of hemoglobin for oxygen
E) a decrease in PO2
Ans: A) a decrease in the oxygen carrying capacity of the blood
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When looking at plant and animal cells with an electron microscope, you notice that the plant cells have more Golgi membranes than the animal cells. This is most likely because unlike in animal cells, in plant cells the Golgi apparatus is involved in the production of:
A. cytoplasm. B. mitochondria. C. cell walls. D. chloroplasts. 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 Golgi in plant and animal cells? 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?
What is the hydronium ion (H3O+) concentration in a solution at pH 5?
A. 5 × 105 M B. 1 × 105 M C. 1 × 10-5 M D. 5 × 10-5 M E. 2 × 10-1 M
An adventitious root is indicated by
a. A. b. B. c. C. d. B and C. e. none of these.
Because of its association with tools, the earliest human was called ________ meaning "handy man."
A. Cro-Magnon B. Homo sapiens C. Neanderthal D. Homo habilis E. Homo erectus