A patient has a disease with symptoms in the outer ear, nose, trachea and spine. Which cells are most likely to have a problem?
A. leukocytes
B. erythrocytes
C. chondrocytes
D. osteocytes
E. fibroblasts
C. chondrocytes
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Which of the following is NOT a property of fat or of fatty acids?
A. They are soluble in water. B. The source of variation in fat molecules is the fatty acid composition. C. Fatty acids can vary in number and location of C-C double bonds. D. Fatty acids may vary in length. E. Fats can be liquid or solid at room temperature, depending on fatty acid composition.
In Cell 2,
Consider the following plant cells floating in an open beaker containing 0.2M sucrose. By definition, an open beaker has a pressure potential 0 MPa. Assume that the cells have come to equilibrium with the solution in the beaker.
A. ?p = 0.75 MPa and ?w = 0.0 MPa.
B. ?p = 0.0 MPa and ?w = -0.75 MPa.
C. ?p = -0.25 MPa and ?w = -0.5 MPa.
D. ?p = +0.25 MPa and ?w = -0.5 MPa.
E. ?p = +0.25 MPa and ?w = +0.25 MPa.
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 water potential? 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?
Hypophosphatemia is inherited as a sex-linked dominant trait. The relevant gene is found on the X chromosome. What is the expected outcome of a cross between a homozygous recessive woman and a man with hypophosphatemia?
A. Fifty percent of their daughters and fifty percent of their sons exhibit hypophosphatemia. D. Twenty-five percent of their offspring exhibit hypophosphatemia. C. All of their sons and none of their daughters exhibit hypophosphatemia. D. All of their daughters and none of their sons exhibit hypophosphatemia.
The covalent bonds connecting monomer units in sugars can be formed by the removal of a water molecule. This reaction is referred to as: rev: 09_11_2014_QC_53628
A. a hydrolysis reaction. B. an oxidation-reduction reaction. C. a dehydration reaction. D. a hydration reaction.