Small RNAs that bind to an mRNA and alter its expression are known as (antisense/probes/restriction) RNAs
What will be an ideal response?
antisense
Bloom's Taxonomy: Knowledge
Section: The Tools of Recombinant DNA Technology
Learning Outcome: 8.7
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Which PCR step synthesizes complimentary DNA strands?
A. Cool DNA to between 50°C and 65°C. B. Add DNA polymerase and nucleotides at 72°C. C. Repeat the cycle of heating and cooling. D. Add primers. E. Heat target DNA to 94°C.
A layer of membrane attached to a virus is called
a. an envelope. b. a protein coat. c. a chromosome. d. a plasmid. e. a nucleus
"Sticky ends" are:a
the single-stranded ends of a DNA segment created by some restriction enzymes. b. a problem in recombinant DNA technology because they form loops of single-stranded DNA. c. double-stranded ends of a DNA segment created by some restriction enzymes. d. sites of the origin of replication in prokaryotes. e. sugar molecules that are bound to the ends of a DNA fragment
Which of the following symptoms can help you recognize a person who is undergoing anaphylactic shock?
A. Immediate allergic response after a person is exposed to the allergen that can produce the following symptoms: drop in blood pressure, increased dilation of the capillaries, constriction of the bronchi and the inability to breathe. B. Immediate allergic response after a person is exposed to the allergen that can produce the following symptoms: drop in blood pressure, decreased dilation of the capillaries, constriction of the bronchi and the inability to breathe. C. Immediate allergic response after a person is exposed to the allergen that can produce the following symptoms: an increase in blood pressure, increased dilation of the capillaries, constriction of the bronchi and the inability to breathe. D. A gradual allergic response after a person is exposed to the allergen that can produce the following symptoms: drop in blood pressure, increased dilation of the capillaries, constriction of the bronchi and the inability to breathe. E. None of these are the symptoms of a person undergoing anaphylactic shock.