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Diaphragm contracts which causes it to move downwards/become flatter

When the nerve impulse arrives, it stimualtes the opening of Voltage Gated Calcium channels in the sarcoplasmic reticulum. This means Calcium is released into the sarcoplasm where is can bind to troponin ...

Aerboic respiration requires oxygen wheras anaerboic respiration does not. Because of this, glucose does not fully break down, resulting in there being much less energy produced. The end products are also...

Inside a chloroplast, there are thylakoid disks, that have their own phospholipid bilayer membrane, which contains embedded protiens, which allow the process of cyclic ad non-cyclic photophosphorylation t...

A synapse is a junciton between neurones. Information is passed across a synapse when a chemical neurotransmitter is released from one neurone across the synpase to the next neurone causing an electrical ...