A 6.85 kb EcoRI fragment of DNA is shown below. The location of several restriction sites is indicated. Scale is approximate.
©McGraw-Hill EducationIf you were to completely digest this fragment of DNA with PstI, how many pieces of DNA would you obtain?
A. 1
B. 2
C. 3
D. 4
Answer: C
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The single long process that extends from a typical
motor neuron is the a. axon. b. neuron. c. synapse. d. dendrite. e. cell body.
Imagine that a newly discovered species of fish normally has three eyes (E), but the rare mutation (e) causes "diopthalmic" fish with two eyes to be born
In addition, eye color in these fish is inherited similarly to humans, with black eyes (B) being dominant to blue (b). Assuming these two genes are carried on separate chromosomes, what must the genotypes of two black-eyed, three-eyed parents be if they have a blue-eyed, diopthalmic son? A) EEBB and eebb B) eeBB and EEbb C) Both EeBb D) Both eebb
what proportion of the long-eared offspring will be homozygous for the long-eared allele?
A. 1/8 B. 1/4 C. 1/3 D. 1/2 Clarify Question · What is the key concept addressed by the question? · What type of thinking is required? · What key words does the question contain? Gather Content · What do you already know about monohybrid crosses? 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?
Cardiac muscle fibers are electrically coupled by junctions called intercalated discs
____________________ Indicate whether the statement is true or false.