Biology (and other Life Sciences)

Why are cells unable to stop the flood of these harmful substances into the cell?

The plasma membrane is selectively permeable, which means it allows some substances to enter and leave the cell unrestricted while others are restricted. Some toxins in the extracellular fluid cross the plasma membrane of bacteria unrestricted, interfering with normal chemical reactions, and ultimately killing the affected cell. Why are cells unable to stop the flood […]

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Date: March 28th, 2021

Molecular Geometry

For the discussion, pick a topic of your choice that is related to this week’s reading material-Molecular Geometry. Molecular geometries of molecules often play an important role in determining the properties and/or function of that molecule, especially in biological molecules. Take for example, protein folding, which is part of the post-translational process proteins regularly undergo. In […]

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Date: November 10th, 2020

Basic of chemical compounds

This week we will be discussing the following examples (listed bellow) of Chemistry put to Work and Chemistry and Life.You may use these discussion prompts, or feel free to bring up your own topic for discussion that is related to this week’s reading material. Post a question that you feel needs more clarification or needs to […]

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Date: November 4th, 2020

Vaccines

Last week we looked at different aspects of the immune system, including the memory response. Memory responses have been utilized to develop some of the most effective preventative measures- vaccines. Choose a vaccine and explain what type of vaccine it is, how it is manufactured, the immune response that takes place and the affect of its […]

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Date: November 4th, 2020

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