The disease caused by Streptococcus mutans is
A. plague.
B. trachoma.
C. dental decay or caries.
D. atypical pneumonia.
Answer: C
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An organ that is hygroscopic
a. is sensitive to changes in moisture. b. is exemplified by the peristomal teeth in the sporophyte of mosses. c. may aid in spore dispersal in mosses. d. is all of the above.
WHAT IS MESTASIS?
What will be an ideal response?
Certain parasites, such as intestinal tapeworms, cannot survive outside of the host. Why are they still considered alive?
A) Survival outside of a host is not a requirement for life. B) They are still considered alive because they are studied by biologists, and biology is the study of life. C) As long as they are made of cells, they are considered to be alive. D) Because they cannot survive outside of the host, parasites are not considered alive.
The TFIID complex is formed by
A. TATA-binding protein TBP and TAFs. B. TATA-binding protein and activators. C. TATA-binding protein TBP, TAFs and RNA pol II. D. TAFs and the core promoter.