Stem supports the plant and transports substances Roots anchors the plant and absorbs water and minerals Leaves produces food by photosynthesis
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What is the function of a Mitochondria
where most energy is released in respiration
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Which tissue transports sugar around the plant?
Phloem
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What is the function of a ribosome
Where protein synthesis occurs
9 of 25
Protein molecules are made up of long chains of what?
amino acids
10 of 25
List four functions of proteins
Hormones Catalysts Structural components of tissues such as muscles and Antibodies
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which tissue type carries out photosynthesis
Mesophyll
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Which tissue transports water around the plant?
Xylem
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what does a yeast cell consist of?
Nucleus, cytoplasm, cell membrane and a cell wall
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Name 3 additional organelles plants have
Vacuole - filled with cell sap Cell wall - made of cellulose Chloroplast - absorbs light energy
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what does a bacterial cell consist of?
Cytoplasm, cell membrane and a cell wall
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Yeast is unicellular, what does this mean?
singled celled organism
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why do cells become specialised (diffrentiated)?
To carry out a particular function
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Put these words in order of size (smallest to largest)
cells, tissues, organs and organ systems
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describe how the rate of diffusion is affected by the concentration gradient
the greater the difference in concentration, the faster the rate of diffusion
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Which gas, required for respiration, moves into cells by diffusions
oxygen
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what is diffusion?
Diffusion is the spreading of particles of a gas from a higher concentration to a low concetrations
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when oxygen moves into cells by diffusion what does it have to pass through?
cell membrane
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what is a tissue
group of cells with simmilar functions or structure
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what are the 3 different type of animal tissues?
muscular tissues - which contracts to bring about movements Glandular tissue- which produces substances such as enzymes and hormones Epithelial tissues - covers most part
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Other cards in this set
Card 2
Front
What is the function of a nucleus
Back
Controls cell activities
Card 3
Front
What are the 5 parts that most animal cells (including human cells) have?
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