If the diploid number in a liver cell is 52, how many chromosomes are there in the egg of this organism?

I’m doing some practice exam questions for biology, and i’m not sure how to do these 3 parts to the question.

Select the correct answer. which mutation is harmful to the organism? a. a mutation allowing moths to camouflage better on blackened tree bark b. a mutation making staphylococcus aureus resistant to the antibiotic methicillin c. a mutation inhibiting human immunodeficiency virus from attaching to and entering the cell d. a mutation causing uncontrolled cell division e. a mutation giving plant leaves a bitter taste to discourage herbivores from eating them

Which of the following graphs have the same wavelengths