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1050072
Biology B2.1 &2.2
Description
GCSE Biology B2 topic (b2.1 and 2.2) Information used from CPG biology revision book
Mind Map by
Rebecca Denniss
, updated more than 1 year ago
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Rebecca Denniss
about 10 years ago
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Resource summary
Biology B2.1 &2.2
Cells and their contents
Animal cell
Nucleus
contains genetic material that controls the activities of the cell
Cytoplasm
gel-like substance where most of the chemical reactions happen. it contains enzymes that control chemical reactions
Cell Membrane
holds the cell together and conmtrols what goes in and out
Mitochondria
most of respiration reactions take place here. Respiration releases energy that the cells need to work.
Ribosomes
where proteins are made in the cell
Plant cell
has usually everything an animal cell has but there are a few extra bits
Rigid Cell Wall
made of cellulose. it supports the cell and strengthens it
Permanent vacoule
contains cell sap, a weak solution of sugar and salts
Chloroplasts
where photosynthesis occurs, which makes food for the plant. they contain a green substance called Chlorophyll
Yeast
Single-Celled organism
microorganism.
It contains...
Cell Membrane
Cytoplasm
nucleus containing genetic material
Cell Wall
Bacteria Cell
Single-Celled organism
Naked DNA
No nucleus
Because of this genetic material floats in the cytoplasm
They contain...
Cell Membrane
Cytoplasm
Genetic material
Cell wall
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