Almost immediately after a young leaf primordium first begins to bulge out
a. undifferentiated vascular tissues that will later become xylem and phloem penetrate it.
b. small xylem vessels penetrate it first, followed soon after by phloem.
c. small phloem vessels penetrate it first, followed soon after by xylem.
d. small xylem and phloem vessels penetrate it together.
e. specialized vascular tissue cells penetrate and soon differentiate into phloem or xylem
vessels.
C
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Streptomycin is an antibiotic that interferes with the function of the 30S subunit of the prokaryotic ribosome. What is the consequence of treating a bacteria with streptomycin?
A. Impaired oxygen synthesis B. Impaired protein synthesis C. Impaired DNA synthesis D. Impaired ATP synthesis 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 ribosome? 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?
Which of the following is a characteristic of K-selected species?
a. Adapting to stable environments b. Having a high number of offspring c. Offering minimal parental care d. Providing no resources to their offspring
Which of these animals is a living representative of the Sphenodontids?
1.box turtle 2.Komodo dragon 3.rattlesnake 4.tuatara
Cellular respiration
a. is the reverse of the process of photosynthesis. b. involves the physical exchange of gases. c. is a mechanism of tapping the energy found in the bonds between atoms in organic compounds. d. can occur only if there is a supply of glucose available because no other compound can be the energy source for cellular respiration. e. occurs only in animal cells.