When one gene is able to modify the effect of a second gene, the phenomenon is known as:
A. simple dominance
B. epistasis
C. recessiveness
D. independent assortment
E. segregation
B
Biology & Microbiology
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DNA vaccines are bacterial plasmids that contain cloned DNA with an antigen of interest are unlike attenuated vaccines because there is no chance of causing disease
Indicate whether the statement is true or false.
Biology & Microbiology
All protists have:
a. chloroplasts only b. nuclei only c. mitochondria only d. both nuclei and mitochondria e. chloroplasts, nuclei, and mitochondria
Biology & Microbiology
Plant cell walls consists mainly of ________.
A. chitin B. peptidoglycan C. cellulose D. chlorophyll
Biology & Microbiology
Please select characteristics exhibited by prokaryotes to test your understanding of the differences between prokaryotic and eukaryotic organisms.
> DNA > Nucleus > Golgi body > Ribosomes > Cell wall
Biology & Microbiology