In this section of the tissue layers of a cnidarian, which item, A, B, C, or D, is a nematocyst?
1.A
2.B
3.C
4.D
4
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Import substitution is an important strategy for economic growth because
A) domestic (local) production is supported. B) all imports are able to compete on a level playing field. C) consumers pay less for imported goods. D) import processing zones function as engines of economic development. E) both domestic (local) production is supported and consumers pay less for imported goods.
Which molecule is responsible for carrying the acetyl group from pyruvate into the citric acid cycle?
a. NADH b. FADH2 c. ATP d. CoA e. oxaloacetate
If you are told that the digestive tract of the animal you are studying developed an anus before a
mouth, you may be looking at: a. an arthropod. b. an animal in which the embryo undergoes radial cleavage. c. an animal in which the embryo undergoes indeterminate cleavage. d. an animal in which the embryo undergoes enterocoely. e. an animal in which the embryo undergoes radial, indeterminate cleavage and enterocoely
Giardiasis involves
A. vector transmission. B. infection of the large intestine. C. symptoms of abdominal pain, flatulence, and diarrhea. D. a protozoan that does not form cysts. E. All of the choices are correct.