True or False: The division of bilaterians into coelomate, acoelomate and pseudocoelomate groups is supported by molecular studies
A. true
B. false
B
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If you were to digest this DNA with PstI, which length of DNA fragment would migrate the fastest on an agarose gel?
A 6.85 kb EcoRI fragment of DNA is shown below. The location of several restriction sites is indicated. Scale is approximate.
A. 803
B. 2622
C. 3425
D. 235
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 restriction enzymes?
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?
Oxygen-containing ions are used by some bacteria in their electron transport system.
Answer the following statement true (T) or false (F)
Which structure controls the activity of all the others?
A) ovary B) testis C) hypothalamus D) pituitary gland
Within the inner membrane of a chloroplast, interconnected sacs of membrane called ________ are suspended in a thick fluid called the ________
A) chlorophyll... thylakoid B) thylakoids... grana C) thylakoids... stroma D) grana... thylakoid