The first scientist to clearly link a specific microorganism to a specific disease was
A) Robert Koch.
B) John Tyndall.
C) Francesco Redi.
D) Joseph Lister.
Ans: A) Robert Koch.
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What enzyme is required to convert carbon dioxide into carbonic acid?
a. carboxyl isomerase b. carbonic dehydrogenase c. carbonic anhydrase d. carboxyl fumarase
The largest part of the brain of a mammal is the
a. cerebrum. b. cerebellum. c. pons. d. medulla oblongata.
What is the name of the field of biology that compares the development of different organisms in an attempt to understand ancestral relationships between organisms and the developmental mechanisms that bring about evolutionary change?
A. Pattern formation. B. Punctuated equlibrium. C. Cell biology. D. Evolutionary developmental biology. E. Endocrine biology.
Which of the following is an example of nondisjunction?
a. muscular dystrophy b. sickle cell anemia c. Down syndrome d. cri du chat