哦,俺也下种子了

来源: catshj 2022-02-12 22:02:11 [] [博客] [旧帖] [给我悄悄话] 本文已被阅读: 0 次 (17206 bytes)
回答: 猫世杰,吾来告诉你为啥要挖地初进大观园2022-02-12 21:19:26

猜猜是谁的种?

切没文化的还嫌弃没文化的,同行相煎何太急, 航?!蚯蚓被截成两段可以各自独立存活--The answer is NO

  https://www.livescience.com/38371-two-worms-worm-cut-in-half.html

Will Two Worms Grow from a Worm Cut in Half?

 

earthworms, worms

 
 

You may have been told as a child that an earthworm will regenerate into two new worms if it's cut in half crosswise. But if you've ever experimented with the tube-like animals, you've probably been disappointed.

 
 

Though it may not seem like it, earthworms have a distinctive head and tail. The head of a worm is always located on the end closest to the swollen band, called the clitellum, that encircles the animal.

 

If an earthworm is split in two, it will not become two new worms. The head of the worm may survive and regenerate its tail if the animal is cut behind the clitellum. But the original tail of the worm will not be able to grow a new head (or the rest of its vital organs), and will instead die.

 

 

所有跟帖: 

切,啥也逃不过芝麻官的火眼金睛 -初进大观园- 给 初进大观园 发送悄悄话 (303 bytes) () 02/12/2022 postreply 22:08:49

希望能够出苗 -catshj- 给 catshj 发送悄悄话 catshj 的博客首页 (12915 bytes) () 02/12/2022 postreply 22:12:47

那没问题,这个反正不需要嫁接 -初进大观园- 给 初进大观园 发送悄悄话 (249 bytes) () 02/12/2022 postreply 22:19:41

啊,你买到苗了? -catshj- 给 catshj 发送悄悄话 catshj 的博客首页 (26 bytes) () 02/12/2022 postreply 22:22:00

那当然了,去年就买了 -初进大观园- 给 初进大观园 发送悄悄话 (250 bytes) () 02/12/2022 postreply 22:28:40

哦,酱紫啊,好吧, -catshj- 给 catshj 发送悄悄话 catshj 的博客首页 (26 bytes) () 02/12/2022 postreply 22:37:20

呃,要不要想象一下 -初进大观园- 给 初进大观园 发送悄悄话 (309 bytes) () 02/12/2022 postreply 22:45:34

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