Yes,
“Gymnosperms and angiosperms form two kinds of spores: microspores, which give rise to male gametophytes, and megaspores, which produce female gametophytes.”
To solve this problem you must apply the proccedure shown below:
1. You have the following expression given in the problem above:

2. First, you must factor the polynomials in the numerator and in the denominator and then simplify the expression:

The answer is: 