What is the evolutionary significance of mutation?
What will be an ideal response?
New genetic combinations can occur, perhaps making some members of a population more fit for their environment. New combinations might make the difference in the survival of a species. On the other hand, some mutations are lethal or disadvantageous, such as those that lead to hemophilia and Tay-Sachs disease. Furthermore, some mutations are neutral, for example eye color.
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Which of the following variables is the coefficient that estimates decomposition rate?
A) e B) k C) t D) d
In a typical application, a DNA microarray is used to compare the ____________________
a. expression of genes in two different tissues b. alleles of each chromosome c. length of DNA fragments in yeast vectors d. changes in gene sequences within an allele through generations of a single family e. protein products produced when using different DNA sequencing techniques
Which is a characteristic of a good hypothesis?
a. It is falsifiable b. It is a statement of fact. c. It can only be tested once. d. It can be proven to be true. e. It represents important conclusions
Which of those listed below is NOT a major target for antibiotics?
a. protein translation b. peptidoglycan synthesis c. cytoskeleton synthesis d. nucleic acid synthesis