There are 20 amino acids but 64 mrna codons. for what are the other 44 codons used?

Which statements about the enhanced for loop are true for arrays of primitive data?

Which of the following two events occur to create a sea breeze? select all that apply. warm air rises on the ocean and moves toward the land to cool warm air rises on land and moves toward the ocean to cool cool air moves from the ocean to be warmed by the land cool air moves from the land to be warmed by the ocean

What environmental cues and landmarks do the geese use to determine the timing and direction of their migration over the mountains? how do they find their way?