What is the name of the biotechnology instrument used to make multiple copies of a DNA sample?
a) polymerase chain reaction
b) gel electrophoresis
c) light microscopy d)electron microscopy
d) all of the above
Answer: a) polymerase chain reaction
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How do sodium-potassium pumps work?
a. sodium is pumped into the cell and potassium diffuses out b. sodium is pumped out of the cell and potassium diffuses in c. sodium and potassium are both pumped into the cell simultaneously d. sodium and potassium are both pumped out of the cell simultaneously e. sodium only binds to the pump to make it receptive to potassium which then is pumped into the cell
Which of the following is the main component of cell membranes?
A. phospholipids B. steroids C. cholesterol D. sucrose E. triglycerides
Which of the following describes a temptation Jesus faced?
A. Turning stones into bread B. Bowing to the devil for all the power and wealth in the world C. Throwing himself off the temple to test God D. All of the above
In contrast to leading strand synthesis, the lagging strand is synthesized 3' to 5', which is why it is slower.
Answer the following statement true (T) or false (F)