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BTEC Applied Science- Unit 1 A+Questions and Answers 2024.
BTEC Applied Science- Unit 1 A+Questions and Answers 2024.
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BTEC Applied Science- Unit 1A+Questions and Answers 2024
Are bacteria prokaryotes or eukaryotes? - ANS-bacteria
name an advantage of visible light microscope - ANS-they can observe sub-cellular
structures
name a disadvantage of light microscope - ANS-does not have a very high
magnification or resolution
name an advantage of electron microscope - ANS-has a high resolution and
magnification
name a disadvantage of electron microscope - ANS-they destroy the sample
what is the function of the golgi apparatus? - ANS-process and bundle proteins and
lipids as they are synthesised within the cell
what colour does gram positive bacteria turn when gram staining? - ANS-purple
what organelles are found in plant cells but not animal cells? - ANS-to supply energy
needed for movement
why do sperm cells have lots of mitochondria? - ANS-to supply energy needed for
movement
where is a ciliated cell found? - ANS-covering the exposed cell surface- ciliated
what is the gap between two neurons called - ANS-synapse
what is the function of myelin sheath? - ANS-to increase the speed at which impulses
propagate along the myelinated fiber
what is resting potential? - ANS-term given to a neuron that is not transmitting an action
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