If your physician suspects you have symptoms of a genetic disease, he can collect cells for genetic testing by
A. sampling your blood cells.
B. sampling cells that line your mouth.
C. sampling cells in your saliva.
D. All of the answer choices are correct.
E. sampling the tissue which is observed to be affected.
D. All of the answer choices are correct.
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A gene created from the fusion of two gene fragments is considered a
A. tumor-suppressor gene. B. proto-oncogene. C. structural gene. D. regulatory gene. E. chimeric gene.
A promoter is a regulatory region located at the ____
a. beginning of a gene b. end of a gene c. beginning of a chromosome d. centromere of a chromosome e. end of a chromosome
The pathogenicity of what virus is based on damage to the immune system?
a) HPV b) HIV c) HSV type 1 d) HSV type 2
The area where fresh water and seawater mix is called a(n)
A) estuary. B) benthic realm. C) aphotic zone. D) continental shelf.