Organelles

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What is the function of the nucleus?
Control the cells activites
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What is the nucleus bound by?
a double membrane called the nuclear envelope
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What is responsible for making ribosomes?
the nucleolus
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What organelle is responsible for protein synthesis?
Ribosomes
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What size are the ribosome's in a prokaryote?
70s
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What size are the ribosome's in a eukaryote?
80s
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What is the function of a mitochondrion?
The site of areobic respiration which synthesises ATP
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What does the inner membrane of mitochondria from?
Crita
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What does the inner membrane of mitochondria from?
Cristae
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What makes the rough ER different from the smooth ER?
It is studded with ribosomes making it a site of protein synthesis.
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What is the function of the SER?
The synthesis and transport of lipids
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List 5 functions for the golgi apparatus.
package proteins, secrete carbohydrates, produce glycoproteins, transport and store lipids, form lysosomes
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In what organelle does photosynthesis occur?
Chloroplasts
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What are stacks of grana known as?
Thylakoids
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What is a vacuole?
A fluid filled sac bound by a single membrane called the tonoplast.
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What is the function of a vaculoe?
To provide support and to store soluble nutrients
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Name 5 structures/molecules found in a cell membrane.
phospholipid bilayer, glycoproteins, glycolipids, protein , cholesteral
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What are the functions of the cell wall?
Provide strength and support.
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What is a cell wall made of?
Cellulose microfibrils embedded in a polysaccharide background matrix
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What structure can be found inside golgi apparatus?
cisternae
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What are the function of lysosomes?
hydrolyse materials ingested by phagocytic cells, release enzymes outside the cell to destroy material around it, digest worn out organelles, break down cells after they have died
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What do bacteria contain that eukaryotic cells do not?
Plasmids, capsule, large loop of DNA not bound (no distinct nucleus)
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What are the main structures that make up a virus?
attachment proteins, RNA, capsid, lipid envelope, matrix, reverse transcriptase
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Card 2

Front

What is the nucleus bound by?

Back

a double membrane called the nuclear envelope

Card 3

Front

What is responsible for making ribosomes?

Back

Preview of the front of card 3

Card 4

Front

What organelle is responsible for protein synthesis?

Back

Preview of the front of card 4

Card 5

Front

What size are the ribosome's in a prokaryote?

Back

Preview of the front of card 5
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