WebThe cell is the basic structural and functional unit of life forms. Every cell consists of a cytoplasm enclosed within a membrane, and contains many biomolecules such as proteins, DNA and RNA, as well as many small molecules of nutrients and metabolites. [1] The term comes from the Latin word cellula meaning 'small room'. WebImportance of the Structure. The sperm cell has a streamlined structure which is helpful in swimming in the female reproductive cell. Due to its structure, the sperm cell has a high speed and it moves rapidly to reach the ovum of the female. The tapering apex of the head of the sperm cell helps in reducing the drag force.
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WebAll cells are surrounded by a cell surface membrane which controls the exchange of materials between the internal cell environment and the external environment. The … WebAt the cellular level, though, some of the key differences include a cell nucleus and membrane-bound organelles, which you have (and the bacterium lacks). Here, we'll look in … c++ expected before token
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Web26 Nov 2024 · recognise the stages of the cell cycle: interphase, prophase, metaphase, anaphase and telophase (including cytokinesis) explain the appearance of cells in each … WebQuestion: In cells with a clearly defined nucleus, which membrane-bound organelle is responsible for transporting, modifying, and packaging proteins and lipids into vesicles? Answer: In cells with a clearly defined nucleus (called eukaryotic cells), the Golgi apparatus is the membrane-bound organelle responsible for transporting, modifying, and packaging … WebThe primary function of the cell wall is to protect and provide structural support to the cell. The plant cell wall is also involved in protecting the cell against mechanical stress and providing form and structure to the cell. It … bw2000rae/2000a