Answer:
The action potential is conducted into a skeletal muscle fiber by, transverse tubules.
Answer:
The continental crust is thicker than the
oceanic crust.
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.
Biological dyes work by adhering to various biological parts. Different dyes adhere to the different constituents of the cellular membranes, other attach to the proteins, carbohydrates, or lipids.
Some dyes are specific to the cell, and attach to the constituents of those specific cells only.