Biologists currently recognize three kingdoms: Plants, Animals, and Protists.
a. true
b. false
Ans: b. false
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A ________ is a piece of extrachromosomal DNA that has its own replication origin.
Fill in the blank(s) with the appropriate word(s).
In Cell 3,
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 = 0.0 MPa and ?w = -0.5 MPa.
B. ?p = 0.0 MPa and ?w = 0.0 MPa.
C. ?p = +0.5 MPa and ?w = -0.5 MPa.
D. ?p = -0.5 MPa and ?w = -0.5 MPa.
E. ?p = 0.0 MPa and ?w = +0.5 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?
Behavioral responses that animals may or may not use are called facultative
Indicate whether the statement is true or false.
A fungus that can attack hair is:
A. Epidermophyton spp. B. Rhizopus spp. C. Sporothrix spp. D. Trichophyton spp. E. Microsporum spp.