Each box inside a punnett square represents one ?

The each box of punnet square represents the possible outcome of the genotype of the offspring's.

Explanation: In each box there is result of cross between maternal and paternal alleles. It represents the possibility of genotype of offspring's.

one of the possible genotypes of the offsprings.

Explanation: A punnett square is a diagram that is used to determine the probability that an offspring of a cross between two organisms will have a particular genotype. It shows the possible genotypes of a cross between two organisms. In writing a punnett square, the genotypes of the parents are written one on the top of the square and the other on the left side of the square. The genotypes of the offsprings are written in the boxes.

A huge amount of water exists in the ground below your feet, and people all over the world make great use of it. But it is only found in usable quantities in certain places underground — aquifers. Read on to understand the concepts of aquifers and how water exists in the ground.