A mutation in the bacterial gene encoding crescentin would likely have an effect on which type of bacteria?
a. Spherical
b. Rod-shaped
c. Curved or spiral-shaped
d. Filamentous
Ans: c. Curved or spiral-shaped
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Paedomorphosis is
A. the formation of limbs from fins in the evolution of land vertebrates. B. the change from radial to bilateral symmetry in the evolution of plants and animals. C. the retention of juvenile traits in an adult organism. D. an earlier development of adult traits in an organism. E. the development of different types of eyes from a simpler form.
During a DNA profiling analysis, short tandem
nucleotide repeats are first
a. subjected to high heat. b. inserted into a plasmid. c. chopped up using a restriction enzyme. d. placed on a gel for electrophoresis. e. amplified using PCR
What is the difference in the likelihood of linkage between two genes with a lod score of 2 and two genes with a lod score of 3?
What will be an ideal response?
Which method would best meet the need in generating GM plants if food crops were threatened by invasive insect species?
A) selective breeding B) CRSPR-cas C) agrobacterium-mediated technology D) biolistic methods