Ribbon worms have a unique __________ that is used to capture prey
A. proboscis
B. tentacle
C. set of jaws
D. claw
E. forked leg
A
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The product of the bicoid gene in Drosophila provides essential information about _____
A) lethal genes B) the dorsal-ventral axis C) the left-right axis D) segmentation E) the anterior-posterior axis
Which statement represents a good hypothesis?
a. Shoofly pie tastes good. b. There is life after death. c. Hemophilia is also known as "bleeder's disease." d. The swimming speed of Artemia increases at higher temperatures. e. Sparrows, robins, hawks, and pigeons are all birds and have wings; therefore, all birds have wings
The effect of DDT on birds is a result of which three characteristics of DDT?
a. metabolism, persistence, and biological magnification b. bioaccumulation, metabolism, and resistance c. biological magnification, resistance, and persistence d. persistence, bioaccumulation, and biological magnification e. metabolism, resistance, and biological magnification
Binding of an sRNA to the RBS
a. inhibits translation of the mRNA. b. stimulates translation of the mRNA. c. can inhibit or stimulate translation of the mRNA. d. inhibits transcription of the mRNA.