How many unique mRNA codons can be constructed from the four different RNA nucleotides?
A. 16
B. four
C. 61
D. 12
E. 64
Answer: E
You might also like to view...
The equation, 6CO2 + 6H2O ? C6H12O6 + 6O2, describes which of the following processes?
A. photosynthesis B. light reaction C. Calvin cycle D. nitrogen fixation E. aerobic respiration
In rabbits, long hair and black fur are produced by the dominant alleles L and B, which assort independently. The genotype ll produces short hair and the genotype bb produces white fur
A cross between a male with short, black fur and a female with long, white fur produces four offspring with short, black fur, four offspring with long, white fur, four offspring with short, white fur, and four offspring with long, black fur. What are the genotypes of the parents? A) llBB × LLbb B) LlBb × LlBb C) llBb × Llbb D) LLBB × llbb E) Impossible to determine from the information given.
Phencyclidine (PCP) acts on receptors that normally respond to the neurotransmitter:
A) acetylcholine B) dopamine C) glutamate D) serotonin
If Raf is mutated so that it is "on" constitutively, what is the effect on the cell?
a) the cells lose growth control b the cells dedifferentiate c) the cells increase in volume permanently d) the cells differentiate e) the cells stop dividing