練精化氣AAA: 給誰看???
cartoonyang: hehe!
I am teaching developmental biology, of course, show this viedo to the students....
Any more questions?
練精化氣AAA: 這樣 生物 有這個專業方向嗎??
cartoonyang: 呵呵,
My major is Animal Genetics, Breeding and Reproduction, which is not in Biology, but is Animal Husbandry.
練精化氣AAA: 是呀 那你放給動物看??