All seed plants are homosporous
a. True
b. False
ANSWER: False
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Which of the following invertebrates has an
endoskeleton?
a. clams b. lobsters c. sea stars d. earthworms e. more than one of these invertebrates has an endoskeleton
Members of which of the following are the major primary producers in the marine ecosystem?
A. yeasts B. sponges C. sporozoans D. Fishes E. Diatoms
Darwin proposed that natural selection occurs in an environment by
A. favoring those individuals with the most favorable acquired characteristics. B. resisting the environment and keeping the environment from changing. C. producing a constant number of offspring while in that environment. D. surviving for a fixed amount of time. E. favoring heritable features that make the organism better suited to survive and reproduce.
Which microscope is used to see intracellular detail in a living cell?
A) fluorescence microscope B) two-photon microscope C) atomic force microscope D) transmission electron microscope E) brightfield microscope