The genome of eukaryotes consists of genes derived from
a. archaebacteria.
b. eubacteria.
c. both archaebacteria and eubacteria.
d. neither archaebacteria or eubacteria.
Ans: c. both archaebacteria and eubacteria.
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A(n) ________ is a drug that blocks the function of a metabolic pathway.
Fill in the blank(s) with the appropriate word(s).
The two strands of DNA are bonded to one another by
A. covalent bonds. B. oxygen bonds. C. hydrogen bonds. D. carbon bonds.
To establish that evolution by natural selection is operating in a population, one must demonstrate variability for a trait, heritability, and which of the following?
A. progress B. differential reproductive success C. increased complexity of an organism D. continuous change in the environment
Low genetic diversity, narrow geographic distribution of species, and few different species in an area would be correlated with low ________
Fill in the blank(s) with correct word