A. Nutrients and other materials pass through the cell membrane through the process of diffusion. This allows the cell to perform all the activities it requires for daily maintenance and living. The concentration gradient allows the cell to regulate just how much of a certain material passes through it.
That is called an insertion mutation which is a type of a frameshift mutation
depending on where you put the extra nucleotide, the amino acid sequence may look different.
Pass, share, botany would be a synonym
The independent variable is a variable that can be stood alone. So therefore, the independent variable would be how long it takes to parachute.
you can put a needle through it and it won't break.