PLS HELP MEEE (I will mark brainliest)

Which codon is the code for the amino acid histidine (his)?

Describe the response the kidneys have to dehydration and excessive water intake. what happens to the concentration of urine in each case ?

Multicellular organisms use cell division, mitosis, for growth and the maintenance and repair of cells and tissues. single-celled organisms may use cell division as their method of reproduction. regardless of the reason for mitosis, the process ensures genetic continuity. what is the step in the cell cycle that ensure genetic continuity?