A red blood cell may burst when placed in
which of the following kinds of solutions?
a. hypertonic
b. hypotonic
c. isotonic
d. any of these
e. none of these
B
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āZā stands for blood type
a. A. b. B. c. AB. d. O. e. any of these.
Skeletal muscles produce movement by pulling on ____, which attach to bones
a. tendons b. ligaments c. joints d. articulations e. sutures
It is more difficult to identify eukaryotic genes than prokaryotic genes because in eukaryotes _____
A) the proteins are larger than in prokaryotes B) the coding portions of genes are shorter than in prokaryotes C) there are no start codons D) there are introns
Which of the following are long-lived lymphocytes reserved for possible future encounters with the same threat?
A. Neutrophils B. Macrophages C. Memory cells D. Effector cells E. Eosinophils