Biology, 01.12.2021 19:10 pedroramirezr2
Mitosis & Cell Cycle Cell Cycle: A repetitious event Two Main areas: and Interphase : Cell increases in size, prepares for DNA copying Synthesis: DNA gets (2 copies of DNA) Growth 2: Cell grows more, make more proteins, replicate Mitosis: Cell Mitosis in depth phase of the cell cycle Many things going on in the cell One cell becomes two Virchow "Every cell comes from a pre-existing cell" Four main phases: Prophase, Metaphase, Anaphase, Telophase Prophase phase of mitosis Chromatin coils up into visible chromosomes (sister chromatids) Connected by a centromere Nuclear envelope and nucleolus Centrioles migrate to opposite ends of the cell form between centrioles Metaphase Short second phase of mitosis Spindle fibers attach to centromeres and move chromatid sisters to the of the cell Anaphase Shortening of the spindl
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This is the diveristy of ecosystems natural communites and habits it is the variety of ways that species interact with each other and their environment
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In the diagram below, the northern hemisphere would be in what season at position a a.fall b. winter c.summer d.spring
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Whats one way that rocks do not follow the typical rock cycle pathway?
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2. which of the following statements does not accurately describe stem cells? a. embryonic stem cells make up the inner cell mass of a blastocyst. b. with more research, stem cells may be used to repair or replace damaged cells. c. the use of stem cells is without any objections since it can be used in therapies to humans. d. adult stem cells are multipotent and can differentiate into many types of cells.
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Mitosis & Cell Cycle Cell Cycle: A repetitious event Two Main areas: and Interphase : Cell inc...
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