If a DNA triplet is ATC, what is the corresponding mRNA codon?
a. ATC
b. UAG
c. AUC
d. UAC
e. TAG
ANSWER: b
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When we compare levels of genetic variation in a contemporary African population to that of a contemporary non-African population, we find there is more variation in the African population. The reason we see this pattern is that:
A. non-African populations represent founder events. B. non-African populations have high mutation rates. C. non-African populations experience higher rates of natural selection than do African populations. D. African populations experience higher rates of natural selection than do non-African populations. E. African populations experience high rates of genetic drift.
Which of the following is true of ALL animals?
a. They reproduce asexually. b. They are made up of single and multicellular individuals. c. They have sense organs like eyes and ears. d. They are capable of movement at some stage of their life cycle. e. They can sustain themselves exclusively by photosynthesis.
Which of the following aspects of eukaryotic reproduction are found only among invertebrate animals?
A) sexual and asexual reproduction B) external and internal fertilization C) hermaphroditism and parthenogenesis D) fission and budding
Based on the figure, which of the following is the most likely explanation for the observed pattern of MRSA strains
What will be an ideal response?