"the cells labeled a and b are examples of cells known as

(1)guard cells
(2)reproductive cells
(3)white blood cells
(4)specialized skin cells
"

1. isogamy 1 organisms with gametes of the same size and shape 2. anisogamy organisms with gametes of different sizes and shapes 3. oogamy 2 organisms with gametes of the same shape but different sizes 4. gonads gamete-producing organs in lower plants 5. gametangia gamete-producing organs in animals