The start signal is AUG which codes fo methionine. The amino acid sequence will be as follows: <span>Met-Phe-Pro-Ser-Tyr-Pro-Lys-Asp-Lys-Lys-Glu. The first codon (GCC) codes for alanine but not in the amino acid sequence because it is not a start codon (the only start codon is AUG which codes for methionine).
</span>
C. A higher amount of addictive chemicals are needed to get the same high when fewer receptors are present...
Transmission electron microscope produces the image through a beam of electrons. It is most useful to inspect the morphology, cyrstallization, and magnetic characteristics of a certain sample.
I hope I was able to help you with your question. Have a good day.
Circadian rhythms ....its just behavior that is repeated over 24 hours
3rd and 4th awnsers are correct