A zoologist analyzes the jawbones of an extinct mammal and concludes that it was an herbivore. The zoologist most likely came to this conclusion based upon _____
A) the position of muscle attachment sites
B) the shape of the teeth
C) the size of the mouth opening
D) the angle of the teeth in the mouth
Answer: B
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What type of plant is corn?
a. C3 b. C4 c. CAM d. it becomes a CAM plant if grown in the desert e. it becomes a C3 plant if grown in cold climates
Cells with two of each kind of chromosome are _____
a. aneuploid b. diploid c. triploid d. haploid e. tetraploid
Cyanobacteria ____
a. are heterotrophs b. have evolved from ancient chloroplasts c. cannot fix carbon d. cannot fix nitrogen e. produce ammonia from gaseous nitrogen
Which of the following is an example of Scala Naturae?
a. Minerals rank below plants, plants below animals, animals below humans, and humans below the gods. b. Mosses rank below ferns, ferns below flowering plants, flowering plants below bushes, and bushes below trees. c. Cars rank below buses, buses below trucks, trucks below cars, and buses below airplanes. d. Blood cells rank below blood liquid, blood liquid below lymph, lymph below connective tissue, and connective tissue below skin