Adaptations
a. are characteristics that arise during an organism's lifetime and that help an organism
survive longer or reproduce more.
b. occur primarily in the form of useful molecules.
c. are characteristics that arise via natural selection and that help an organism survive longer
or reproduce more.
d. are characteristics that mainly enhance feeding.
e. are characteristics that arise during an organism's lifetime and that help an organism
survive longer or reproduce more and are characteristics that arise via natural selection and
that help an organism survive longer or reproduce more.
C
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The sodium/potassium pump is an example of:
A. a symporter. B. passive transport. C. an antiporter. D. channel-mediated diffusion. E. None of these choices is correct.
Regarding the evolutionary history of organisms,
A. in most cases it is impossible to determine a species' close evolutionary relatives. B. as new information is discovered, our understanding of the evolutionary history of organisms will change. C. there are few techniques that allow us to develop evolutionary histories for organisms. D. All of these answers are true.
Which of the following organisms are unable to photosynthesize?
a) Cyanobacteria b) Euglena c) Diatoms d) Foraminifera e) Dinoflagellates
Where can you find information to check the accreditation status of a hospital?
Joint Commission on Accreditation of Healthcare Organizations (JCAHO) Federal and state governments Nonprofit organizations Private companies and organizations All of the above