The knee is an example of a ____
a. cartilaginous joint
b. ligament
c. meniscus
d. synovial joint
e. fibrous joint
ANSWER: d
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A layer of endodermal cells around the vascular cylinder deposits a waterproof band called a(n) __________ in their abutting walls.
Fill in the blank(s) with the appropriate word(s).
Their next two steps, in order, should be _____
A) use of a fluorescent probe for the gene sequence, then electrophoresis B) electrophoresis of the fragments followed by autoradiography C) electrophoresis of the fragments, followed by the use of a probe D) use of a ligase that will anneal the pieces, followed by Southern blotting E) use of reverse transcriptase to make cDNA, followed by electrophoresis
You propose an experiment where root hairs of a particular plant species are continuously treated with an antibiotic while nutrient levels in the plant tissue are monitored. Based on your knowledge of root hairs, you hypothesize the plant will experience a deficiency in what nutrient?
A. potassium B. nitrogen C. calcium D. phosphorus E. carbon 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 funtion of symbiotic bacteria in plants? 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
What is the greatest benefit for carnivores who hunt cooperatively?
a. greater diversity b. division of labor c. defense of territory d. more reproductive options e. efficiency in catching prey