You genetically engineer an Arabidopsis plant to have a mutation in gene B. Which of the following phenotypes would you expect to see as a result of this mutation?
A. petals - petals - stamen - stamen
B. sepals - petals - sepals - petals
C. sepals - petals - stamens - carpel
D. sepal - sepal - carpel - carpel
E. carpels - carpels - stamen - stamen
D. sepal - sepal - carpel - carpel
You might also like to view...
Type II restriction endonucleases
A) are heterodimers. B) natively function to methylate specific nucleotides and prevent foreign DNA from being incorporated into the genome. C) recognize nucleotide sequences that are palindromic. D) require ATP energy to cleave dsDNA.
A plasmid vector typically has all of the following features except:
A. origin of replication B. selectable marker C. unique restriction sites D. a size range from 4–15 kbp E. par genes
Which component of the PCR reaction is responsible for its specificity?
a. the pair of DNA primers b. the pair of RNA primers c. DNA polymerase d. the four nucleoside triphosphates e. the thermocycler
Genomic analyses of the apple- and hawthorn-feeding races of Rhagoletis suggest that genetic divergence between the
two species has largely been driven by ____ selection, a diversifying form of natural selection.
a. disruptive b. directional c. stabilizing
d. artificial e. sexual