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- a membrane protein called __________ allows H+ ions to pass through the thylakoid membrane.
- ATP Synthase
- in many plants, the rate of photosynthesis ___________________ when the weather becomes very cold.
- decreases
- cellular respiration occurs only in the presense of ______________.
- oxygen
- without oxygen, a cell can extract only a net gain of ______ molecules of ATP from each glucose molecule.
- 2
- the ____________________ is a series of carrier proteins.
- electron transport chain
- a high level of lactic acid in the blood is a sign that __________ has occured.
- lactic acid fermentation.
- before a normal cell becomes too large to carry out normal activities, it will usually divide to for two ________ cells.
- daughter,
- another name for cell division is the ___ phase.
- M
- the number of sister chromatids in a human body cell that is entering cell division is _____.
- 92
- this process follows directly afte mitosis. this process is called ________.
- cytokinesis
- the plants that gregor mendel crossed to produce the F1 generation made up the ____ generation.
- P