精子形成与卵细胞形成相比，具有  [ ]

A．同源染色体的分离

B．细胞质的分裂

C．变形(或分化)过程

D．染色体着丝点的分裂

根据语境。填人适当的词语或句子补全对话。

A: Where are you from?

B: I'm from Korea.

A: What are 1.            manners in your country?

B:  Korea is a country famous for its many native dishes.  2.           food is rich in nutrition, well-balanced

and low in calories.  They say that you can eat as much Korean food as you like and never gain weight.

A:  Wonderful.  I eat 3.           .  I like to eat nice things and keep slim at the same time,

B: Come to Korea then.

A: Is Korean food chiefly made of 4.           ?

B: Yes, it is. Seasonings include garlic, red peppers, scallions, soy saucey fermented bean paste, ginger

and sesame oil.

A: 5.           . the old or the young?

B: Of course, the oldest eat first.  They are respected most in our country.