Gregor Mendel ____
a. discovered the structure of DNA
b. claimed that each individual carries a pair of "factors" for a given trait
c. demonstrated that traits carried by parents are “blended” in their offspring
d. cross-bred thirty different species of pea plants over a span of fifty years
e. reasoned that each parent carries one gene for a specific trait
ANSWER: b
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An individual muscle cell is called a _____
1.fascicle
2.muscle fiber
3.myofibril
4.sarcomere
In humans, male gametes are called ________, while female gametes are called ________.
A. sperm; eggs B. pollen; eggs C. eggs; sperm D. eggs; pollen
The figure suggests
A) primary productivity dictates diversity. B) diversity changes seasonally. C) a high gamma diversity. D) birds are more diverse at northern latitudes.
The individual credited with coining the term cancer is
A) Paget. B) Hippocrates. C) Folkman. D) Rous. E) Aristotle.