Mutations that occur in one member of a gene pair that arose from gene duplication may create _____
A) a pseudogene
B) a gene with a new function
C) a gene family with two distinct but related members
D) a pseudogene, a gene with a new function, and a gene family with two distinct but related members
D
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FISH uses labeled probes to detect specific whole cells
Indicate whether this statement is true or false.
Ergot is
A. a fungal disease of rye crops and other grasses. B. a carcinogen produced by fungi. C. a predatory fungus that traps nematodes. D. the cause of bread mold. E. a colorful poisonous mushroom.
If 2 spot (S) is dominant to 4 spot (s), give the genotypes for the parents in the following crosses:
(a) 2 spot ? 2 spot yields 2 spot and 4 spot (b) 2 spot ? 4 spot yields only 2 spot (c) 2 spot ? 4 spot yields 2 spot and 4 spot (d) 2 spot ? 2 spot yields only 2 spot (e) 4 spot ? 4 spot yields only 4 spot What will be an ideal response?
Explain the circumstances that led to a debate about whether all inheritance cases could be explained by Mendelian
inheritance or whether there might be another, separate mechanism of inheritance that did not follow the laws of segregation and independent assortment. Summarize the outcome of that debate. What will be an ideal response?