Organisms that grow near deep-sea volcanic vents are likely to be ________.
A. alkylophilic
B. barophilic or barotolerant
C. picrophilic
D. acidophilic
Answer: B
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Secondary endosymbiosis occurs when a ____ eukaryote engulfs a ____
a. photosynthetic; photosynthetic prokaryote b. photosynthetic; non-photosynthetic prokaryote c. photosynthetic; non-photosynthetic eukaryote d. non-photosynthetic; photosynthetic prokaryote e. non-photosynthetic; photosynthetic eukaryote
An ancient class of echinoderms whose members are suspension feeders with long, feathery arms is called:
a. Asteroidea. b. Crinoidea. c. Ophiuroidea. d. Echinoidea. e. Holothuroidea.
Plant tissue that functions in carrying organic compounds from the site of photosynthesis to other parts of the plant fall under which category?
a. xylem b. dermal c. phloem d. meristem
A scientist is building a cladogram for animals. Which of the following is a node that you would expect to find on the cladogram?
a) leg length b) deuterostome development c) feather arrangement d) fur texture