Answer:
Both contain genetic material, in the form of DNA and/or RNA. Both of them can replicate, that is, produce more organisms similar to themselves. ... They require a host cell to carry out life processes, such as replication and carrying out genetic instructions, etc. Bacteria are relatively bigger in size than viruses.
The chart very nicely lays out the amino acid each codon corresponds to. You're looking for "trp" in the chart, which only appears once, beside the UGG codon. Therefore, only one codon codes for tryptophan.
There is no pigment in the brain, so it is in it's natural colour, grey.
Explanation:
It contains chlorophyll which the plant uses for photosynthesis when there is sunlight.
Transpiration also occurs on the leaves.