GCSE Biology 2A- Cells, organs and populations

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GCSE GCSEs (Science) Flashcards on GCSE Biology 2A- Cells, organs and populations, created by a a on 04/25/2014.

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Question Answer
What is diffusion? Movement of particles from an area of high concentration to an area of lower concentration
What 3 things do cell membranes allow into a cell? Glucose, amino acids and water
What 2 things do cell membranes prevent from entering a cell? Starch and proteins
What features are found in an animal cell? Nucleus, cytoplasm, cell membrane, mitochondria and ribosomes
What parts are found in a plant cell? Nucleus, cytoplasm, cell membrane, mitochondria, ribosomes, cell wall, vacuole and chloroplasts
What parts are found in a yeast cell? Cell membrane, cytoplasm, cell wall and nucleus
What parts are found in a bacterial cell? Cell membrane, cytoplasm, cell wall and genetic material (not in a nucleus)
Describe a ribosome A ribosome is where proteins are made through protein synthesis
Describe mitochondria Cells in which most of the respiration reactions occur
What are the three limiting factors for photosynthesis? Carbon dioxide levels, temperature and light levels
What are 3 ways that palisade cells have adapted for photosynthesis? Has lots of chloroplasts containing chlorophyll, tall shape increasing surface area, thin shape means lots of the cells can fit in the leaf
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