Why is it necessary to obtain overlapping sequences when sequencing a genome for the first time?
A) To assemble the whole genome sequence virtually from random fragments
B) To quantify the amount of DNA in the genome
C) To make sure all the clones in a library are used
D) To allow for sequencing errors to be corrected
A) To assemble the whole genome sequence virtually from random fragments
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Beadle and Tatum discovered that metabolic pathways are studied most effectively using which of the following techniques?
A) creating multiple gene mutations resulting in nonfunctional enzymes specific to a metabolic pathway B) adding intermediates to a metabolic pathway C) removing all intermediates of a metabolic pathway D) creating single gene mutations resulting in nonfunctional enzymes specific to a metabolic pathway
Sponges can have skeletons made of all these materials except:
a. silica. b. calcium carbonate. c. starch. d. spongin. e. protein.
Is it possible to be a "carrier" (phenotypically normal but capable of passing the allele to one's offspring) for color blindness?
a. Yes, women and men can be carriers. b. Yes, but only women can be carriers. c. Yes, but only men can be carriers. d. No
Which term refers to the fusion of the cytoplasm of two genetically different cells?
a. karyogamy b. osmosis c. plasmogamy d. symbiosis