Which drug results in the development of infants
without arms or legs if taken during pregnancy?
a. tetracycline
b. thalidomide
c. streptomycin
d. salicylic acid
e. codeine
Answer: b
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Color blindness is a recessive X-linked trait. A normal couple has a color-blind child. Who else in this family is probably color blind?
A. the child's maternal grandfather B. the child's maternal grandmother C. the child's paternal grandfather D. the child's paternal grandmother E. the child's maternal grandmother or grandfather
Some plants, fungi, and animals can asexually reproduce new genetically identical copies of themselves. This is a natural version of
A. meiosis. B. recombination. C. mutation. D. transgenic organisms. E. cloning.
The set of transcripts present in a cell or organism is called the _____
Fill in the blank(s) with correct word
Cyclin-CDK complexes are composed of a regulatory subunit CDK and a catalytic subunit, cyclin.
a. true b. false