How are amino acids absorbed by the small intestine?

a. diffusion
b. facilitated diffusion
c. osmosis
d. passive transport
e. active transport


e

Biology & Microbiology

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The application of recombinant DNA technology to forensic cases requires all of the following

EXCEPT A. cloning of the DNA. B. establishment of DNA profiles. C. DNA sequencing. D. STR analysis. E. none of these.

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In a double-blind experiment, ________

A) participants are randomly assigned to a control or experimental group B) the participants are unaware of whether they are in the experimental or control groups because of the use of placebos C) the researchers are unaware of which participants are in the experimental and control groups D) All of the above are true.

Biology & Microbiology

When does replication of DNA occur?

a. during the S phase b. during the G1 phase c. during the prophase d. during the G0 phase

Biology & Microbiology

Polypeptides can have which of the following types of effects? I) autocrine II) paracrine III) endocrine

A) only I and III B) only II and III C) only I and II D) I, II, and III

Biology & Microbiology