BTEC Applied Science- Unit 1 2022;/2023

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Are bacteria prokaryotes or eukaryotes? bacteria name an advantage of visible light microscope they can observe sub-cellular structures name a disadvantage of light microscope does no... t have a very high magnification or resolution name an advantage of electron microscope has a high resolution and magnification name a disadvantage of electron microscope they destroy the sample what is the function of the golgi apparatus? process and bundle proteins and lipids as they are synthesised within the cell what colour does gram positive bacteria turn when gram staining? purple what organelles are found in plant cells but not animal cells? to supply energy needed for movement why do sperm cells have lots of mitochondria? to supply energy needed for movement where is a ciliated cell found? covering the exposed cell surface- ciliated what is the gap between two neurons called synapse what is the function of myelin sheath? to increase the speed at which impulses propagate along the myelinated fiber what is resting potential? term given to a neuron that is not transmitting an action potential and is at rest during repolarization, which ion goes into the cell? sodium ions what is at the end of presynaptic neuron? nanotransmitter how do you calculate magnification? magnification = size of image/ actual size suggest some advantages and disadvantages of light microscope? relatively cheap and lower magnification [Show More]

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