The passive movement of a solute from a point of high concentration to a point of low concentration is known as:
A. diffusion.
B. active transport.
C. endocytosis.
D. solubility.
A
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The foregut includes (select all correct choices):
A. the mouth. B. the esophagus. C. the stomach or crop. D. the small intestine. E. the large intestine.
In a random study of 1000 wills, it was shown that ___________________ received the smallest share of a deceased's estate.
a) children b) spouses c) siblings d) grandchildren e) friends
The three steps, in order, of the Calvin Cycle are:
a) fixation of CO2, sugar creation, regeneration. b) sugar creation, regeneration, ATP production. c) ATP production, the electron transport chain, and fixation of NADPH. d) the splitting of water, the electron transport chain, the passing of electrons to NADP+. e) regeneration, fixation of NADP+, sugar creation.
Which of the following is a method of gene amplification that involves complementary primers and uses heat to unzip DNA to make multiple copies of a particular gene?
A) sticky ends B) vector C) polymerase chain reaction D) recombinant