There are three genes on the same chromosome called x, y, and z. the recombination frequencies are as follows: 7.5% between x and , 17% id y, between x and z, and 9% between y and z. is the y gene closer to x or z?

i think the answer would be d

you didn't give any options but heres what i can tell you: an inference is likely to change based on additional observations. the latter is something that you have seen or sensed using your sensory organs while the former is like a conclusion out from what you have observed.

b a mature ovary of a plant.

answer >   yes we do, women; have three holes, urethral opening(pee hole, vagina, and the women pee/girls pee out of the urethra like the men do; only they have a single opening to pee/ejaculate.   (sorry if i'm too forward with this, but this is for a biology class, isn't it? )

hope that !         : )