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The Cell

The cells, microscopes, cell diversity, tissue culture, organs etc

QuestionAnswer
Name two structural differences between a plant cell and an animal cell Plant cell has a cell wall and a vacuole, animals cells have neither
What is a cell? The smallest unit of matter/life that can carry out all the processes/characteristics of life
What are the two types of microscope? Light microscope and electron microscope
What is the equation to find the magnification of an image? magnification= image size/real size
What is the cell membrane made of? Phospholipids
What is the function of the cell membrane? It's semi-permeable
What does semi-permeable mean? Some things are allowed pass through while other things are not
Name two functions of the nucleus controls the cells activity and holds/contains nuclear DNA/genetic material
What is the function of the mitochondria? To carry out aerobic respiration to release energy
What is the purpose of the ribosome? To make protein
What is cytoplasm and what does it do? A jelly like substance where chemical reactions take place
What is a plant cell wall made of? Cellulose
Name a purpose of the cell wall Provides structure to the cell
What is the function of chloroplasts? Where photosynthesis takes place
What are vacuoles? Sacks of membranes
What is the purpose of the vacuole? The storage of cell sap
What are the stacks inside the chloroplasts called? Thylakoid membrane
Name two organelle that contain non-nuclear DNA Mitochondria and chloroplasts
Why is the inner-membrane of the mitochondria folded? For a larger surface area
What is a tissue? A group of similar cells that modified to carry out a similar function
What are the four main types of animal tissue? Epithelial, connective, muscular and nervous
What is tissue culture? The growth of cells in or on a sterile nutrient medium outside the organism
What is an organ? A group of tissues working together to carry out one or more functions
Name the four main organs in plants Flower, root, stem, leaf
What is tissue culture? A collection of techniques used to maintain or grow plant cells, tissues or organs under sterile conditions on a nutrient medium
How is tissue culture used in plant breeding? Widely used to produce clones of a plant in a method known as micropropagation to quickly produce mature plants
What are the four types of skin grafts? Cultured Epidermal Autograft, Allograft/heterologous graft, Tenograft/heterograft, Synthetic skin substitutes
Created by: sjbuzb
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