The famous skeleton named Lucy belong to which species?
a. Homo erectus
b. Homo habilis
c. Australopithecus afarensis
d. Homo floresiensis
e. Neanderthals
ANSWER: c
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What type of medium is used to demonstrate oxygen requirements of microbes?
A. Sulfite polymyxin sulfadiazine B. Blood agar C. Thioglycollate D. Sodium chloride
An X-linked recessive gene (c) produces red-green color blindness. A normal woman whose father was color blind
marries a color-blind man. (a) What are the possible genotypes for the mother of the color-blind man? (b) What are the possible genotypes for the father of the color-blind man? (c) What are the chances that the first son will be color blind? (d) What are the chances that the first daughter will be color blind? What will be an ideal response?
Which birth control method is the most effective in protecting against sexually transmitted diseases?
A. Abstinence B. The Pill C. Condoms D. An IUD E. The rhythm method
The Gram stain is not suitable for identifying members of the Archaea
Indicate whether the statement is true or false