Darwin suggested that the animals on the Galapagos Islands had become new species because they were adapting to new, local environments.
a. true
b. false
Answer: a. true
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What gene(s) is/are encoded in the Xic?
A. Xce B. Xist C. Tsix D. Both the Tsix and Xist genes are in the Xic region
Use a Punnett square to determine how many different genotypes can be produced by two
parents that are homozygous dominant (mother) and homozygous recessive (father) for a particular trait.
a. four b. two c. three d. one
Which of the following includes all the others?
a. sucrose b. glucose c. cellulose d. glycogen e. carbohydrate
What was Pasteur's purpose in using a swan-necked flask rather than a traditional Erlenmeyer flask for his experiments on spontaneous generation?
a. to prevent air from entering b. to be able to boil and sterilize the liquid medium c. to prevent large debris and microbes from entering d. all of the above