How many nucleotide base pairs are required to code for one amino acid?

Which of the following choices is not an effective solution to the energy waste related to inefficient lighting? a. using low-pressure sodium lighting sources b. pointing lights on billboards and street signs upward c. placing light sources on time controls d. shielding light to direct it downward

What in scientific term why the salty popcorn causes this thirst

This is an active transport mechanism by which cells pump sodium and potassium ions against the concentration gradient