What lineage of land plants arose before the bryophytes (mosses)?
A. Nonvascular plants
B. Gymnosperms
C. Angiosperms
D. None of the above
Ans: D. None of the above
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Which of the following is true of a nanometer?
A) A nanometer is about the size of a common bacterial cell. B) A nanometer is one millionth of a meter. C) A nanometer is equivalent to 10 Angstroms (Å). D) The nanometer is the most common measurement used in measuring whole cells. E) None of the above.
Which of the following cavities has the highest density of cardiac muscle tissue?
A) pleural cavity B) abdominal cavity C) thoracic cavity D) cranial cavity
What was the original purpose of the voyage of the HMS Beagle?
A) to add to the general knowledge of the animals and plants on Earth B) to gather physical evidence in support of the theory of evolution C) to chart the coast and harbors of South America D) to do experiments to test Lamarck's view of inheritance of acquired characteristics
Suppose that your mother and father both have cystic fibrosis, which is caused by a recessive allele. What are the odds of you having cystic fibrosis?
a. 1 b. 3 in 4 c. 1 in 2 d. 1 in 4