They are located on specific similar cells such as inside the ear or on the back of fly where you need a pattern. So it also too has a ligand binding pathway but it in doing so when it activated gene...
Diploid.
sex cells- sperm or eggs, as they only contain half the chromosomes of diploid cells
The haploid cells in human body ( boys and girls) are sperm in men and ova in women. Haploid stand for 1/2 amount of chromosomes.
both cuz our body's are weird