An X-linked gene is
A. a gene that encodes traits seen only in females.
B. a gene found on any chromosome; they are X-shaped when they are metaphase chromosomes.
C. a gene on the X chromosome that encodes traits seen only in females.
D. a gene that is turned on (makes protein) only when the female hormone estrogen is present.
E. a gene on the X chromosome.
Answer: E
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Sensory receptors that detect changes in
pressure are called
a. thermoreceptors. b. mechanoreceptors. c. chemoreceptors. d. photoreceptors. e. osmoreceptors
The changing of a business letter from shorthand to typewritten copy is analogous to
a. translation of mRNA. b. transcription of DNA. c. protein synthesis. d. deciphering the genetic code. e. replication of DNA.
Total internal reflection (TIRF) microscopy is best used to visualize fluorescently labeled protein activity
A) that is too small to see with regular light microscopy. B) on the upper surface of a cell. C) in the Golgi. D) on the lower surface of a cell. E) in the nucleus.
The proteome refers to
A. the protein complex responsible for degrading ubiquitin labeled proteins. B. all of the proteins that an organism produces. C. which proteins are secreted from the cell. D. the composite database of amino acid sequences.