Every enzyme has a different what?

Every enzyme has a different catalytic activity.

Explanation:

This means it can be used to do something that other enzymes can't, such as differentiating between sugars in order to change the sugar content of food.  

Another advantage? The wide range of uses for these enzymes when food preparation is approached creatively and with an open mind: With so many diverse tastes and textures to be found among edibles, an ample supply of suitable enzymes could enhance any dish!

c

explanation:

both male and female gametes are produced by meiosis of the germ cells. therefore, both male and female gametes are haploid. one male and one female gamete unite during the fertilization to form the diploid zygote. in seed bearing plants, pollen grain is the male gametophyte, which produces sperm cells.