antithetic 发表于 2025-3-21 18:28:31

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Obsequious 发表于 2025-3-21 21:38:59

Mitosis and Development,o a mature individual starts with its division, or to be more precise its reproduction, into two new cells. These two cells may then divide to give four and, similarly, the four can divide to give eight (Fig. 1). The process is repeated many times although the divisions may not continue to occur syn

braggadocio 发表于 2025-3-22 00:31:13

Mitosis, Meiosis and Heredity,ctive cells have been described (Fig. 20). The emphasis throughout has been on descriptions of chromosome behaviour and how this behaviour is related to the maintenance of the genetic constitution. Now, however, brief reference must be made to some of the deviations which are known to occur normally

令人不快 发表于 2025-3-22 07:03:41

Introduction,nd traditional beliefs. As microscopes with higher magnification and improved resolution gradually became available, however, it became possible to examine the component parts of living organisms in far more detail. Step by step new discoveries were made and these slowly dispelled many of the superstitious ideas which had arisen in the past.

Sigmoidoscopy 发表于 2025-3-22 12:09:56

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混沌 发表于 2025-3-22 15:08:16

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难解 发表于 2025-3-22 20:04:23

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雪白 发表于 2025-3-23 00:45:35

Macmillan Publishers Limited 1972

ACTIN 发表于 2025-3-23 01:43:29

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compassion 发表于 2025-3-23 05:57:12

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查看完整版本: Titlebook: Looking at Chromosomes; John McLeish,Brian Snoad Textbook 1972Latest edition Macmillan Publishers Limited 1972 biology.botany.chromosome.p