A patient with a mitochondrial disease is found to have a mutation in Gene X. A homologous gene in a Drosophila
(fruit fly), did not cause a similar deficit. What does this suggest?
a. Gene X is highly conserved between humans and Drosophila.
b. Gene X is not conserved between humans and Drosophila.
c. Gene X is encoded in nuclear DNA.
d. Gene X is encoded in mitochondrial DNA.
e. Gene X is a redundant protein in Drosophila.
ANSWER: b
You might also like to view...
Archaeologists have found that people were growing wheat in what today is Turkey ____ years ago
a. 100 b. 1,200 c. 12,000 d. 120,000 e. 1,200,000
In pedigree analysis, it is easiest to identify the individual most likely to be the source of the mutation
if the mutation is A. mitochondrial. B. recessive. C. autosomal dominant. D. sex-linked recessive. E. pseudoautosomal.
Molecules of DNA are composed of long chains of
A.) amino aicds B.) fatty acids C.) monosaccharides D.) nucleotides
The PCR technique requires a DNA polymerase from an organism that can endure high heat, such as Thermus aquaticus. What step of the protocol makes the heat-stability most necessary?
A. primer annealing B. antibody binding C. denaturation D. synthesis