Case: skin blistering You are a physician in a clinic.
You see a patient suffering from skin blistering. You take the skin biopsy, which looks as follows. Questions:

How can he be helped?

Explanation:

Gently cleansing the area with soap and water and covering the blister with a bandage may help heal it. It's best to avoid bursting the blister as the skin covering it may provide a natural barrier to infection.

because of

the diploid number of chromosomes is sometimes represented by the symbol 2n. for the fruit fly, the diploid number is 8, which can be written as 2n = 8, where n represents twice the number of chromosomes in a sperm or egg cell.