In many arthropods, body segments have become fused into functional groups called _____.
Fill in the blank(s) with the appropriate word(s).
Tagmata
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Amphistegina gibbosa is a species of protist with filose pseudopodia found near coral reefs. What cannot be true of A. gibbosa?
A. They are enclosed within a shell composed of calcium carbonate. B. They have sacs under the cell membrane. C. They can be useful in studying global warming. D. They are heterotrophic. E. They are closely related to radiolarians.
What evolutionary advantage do flowers provide to angiosperms?
a. They metabolize sunlight faster than in plants without flowers. b. They prevented predation by herbivores, as their bright colors served as a warning to keep away. c. They developed a cooperative evolutionary relationship with pollinators, which delivered pollen to female gametophytes more directly. d. They provided shade and protection from sunlight in hot climates.
Which organism has hemoglobin located in the fluid portion of the blood, giving it a red appearance?
A. grasshopper B. bird C. flatworm D. human E. earthworm
Your botany instructor likes to tell nerdy jokes, like this: "I wanted to buy a pink Toyota Corolla, but the dealer only had a green Calyx available." Impress your instructor with a clever response to this joke.
A. "Me too! But I could only afford the yellow Androecium." B. "Oh, I would have chosen the blue Receptacle." C. "Those are great cars, but the pinecone tires don't roll very well." D. "The factory must have run out of class A genes."