What is the first step in DNA purification from whole cells?
A) Ethanol precipitation B) Addition of RNase
C) Cell lysis D) Phenol:chloroform extraction
C
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Two types of cells have excitable membranes, neurons and muscle cells
Indicate whether this statement is true or false.
When working with a child with cerebral palsy, involuntarily slow, writhing movements in the arms and legs are observed. This is most likely classified as:
A. Dystonic cerebral palsy B. Spastic cerebral palsy C. Ataxic cerebral palsy D. Hypotonic cerebral palsy
This category of drugs is determined to be safe, effective, and properly labeled.
A. Category I B. Category II C. Category III D. All of these are correct
Emilia tried to quit smoking but recently relapsed after a 4-month period of not smoking. She resumed her habit at her previous 1.5 pack per day consumption. Which statement is correct?
A. Her heart rate and blood pressure will be reduced when she resumes smoking. B. It's likely that she'll have an increased appetite. C. She is likely to experience an increase in urine production. D. She may experience symptoms of nicotine poisoning.