第 1 題
1 分In the cell cycle, mitosis is a crucial process for multicellular organisms. Which of the following is not a primary function of mitosis in animals?
Pearson Edexcel GCSE (9-1) · Biology (1BI0)
有絲分裂與細胞週期：練習題
5 條多項選擇題即時批改，另有 2 條文字題附完整解題步驟，全部圍繞「有絲分裂與細胞週期」。
7 條題目15 分免費，無需登記
第 2 題
1 分During the cell cycle, a specific stage involves the chromosomes condensing and the nuclear membrane breaking down. Which stage of mitosis is being described, and which stage follows it?
第 3 題
1 分A student observes a set of cells under a microscope. She notices that the chromosomes are lined up along the center of the cell and are attached to spindle fibers. Which stage of mitosis is she observing, and what event occurs immediately after this stage?
第 4 題
1 分The medulla oblongata is a vital part of the brain. Which of the following best describes its primary function and the difficulty associated with treating damage to it?
第 5 題
1 分In a reflex arc, which component is responsible for the integration of the signal between the sensory and motor neurons, and how does the signal cross the gap between them?
第 6 題
5 分Explain how PET scanning can be used to investigate brain function in a way that traditional CT scanning cannot, with reference to the difficulty of accessing brain tissue through the skull.
先自己寫一次答案，再對照解題步驟。
第 7 題
5 分Compare the roles of sensory neurones and relay neurones in a reflex arc, specifically explaining how neurotransmitters facilitate the transmission of the impulse across a synapse.
先自己寫一次答案，再對照解題步驟。
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