WebThis could be due to the cell not being ready to divide or it is a cell that will not replicate such as a brain cell. If a cell has errors it will not progress to the third stage and will activate the chemical p53, and the cell will go into apoptosis where the cell will die. G2- this is the last stage before the cell will go into mitosis. WebA-Level Biology. Cell Structure; Biological Molecules; DNA, RNA and Protein Synthesis; Enzymes; Cell Membranes and Movement of Substances; Exchange and Transport in Animals; Cell Division; A-Level Chemistry. Atoms and Electrons; Calculating Moles; Chemical Bonding; Redox Reactions; Enthalpy; Organic Chemistry; The Periodic Table; …
Intro to cells (article) Khan Academy
WebView Lesson in classroom. Lesson overview. 2 Quizzes. 24 m Video. Presentation (PPT) Worksheet. Transcript. Units in Biology. WebThe ability of an extracellular solution to make water move into or out of a cell by osmosis is known as its tonicity. Tonicity is a bit different from osmolarity because it takes into account both relative solute concentrations and the cell membrane’s permeability to those solutes. ernest margrave of austria
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