Ubisch bodies and lipid bodies are found in the glandular tapetums. In meiosis of microsporocyte, cytokinesisis is a simultaneous type, which produces an isobilateral tetrad.
小孢子减数分裂质分裂为,产生正四面体四分体。
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Underneath the bacterial cell wall, there's the plasma membrane which is the most important layer because it encloses the cytoplasm which is a gel-like substance composed mainly of water that also contains cell components, enzymes, and various organic molecules.
质膜存在细菌细胞壁下面,这最重要的一层,因为它包裹了胞质;胞质主要由水组成的凝胶状物质,同时也包含细胞成分、酶及各种有机小分子。