Cell Quiz #1 Guide – Cell Types, Scientists, Cell Theory, Cell Structure & Function Cell Terminology Organelles structures within a cell that help it survive – Cell the building blocks of life – Tissues cells working in teams – Organs tissues working together – Organ system (body system) organs working together – Organism organ systems working together; any living thing – Unicellular made of a single cell – Multicellular made of many cells – Prokaryotic a cell with no nucleus; bacteria – Eukaryotic a cell with a nucleus and complicated internal structure – Microscope instrument that magnifies an object; needed to view most cells – Important Scientists Hooke observed the first cell; coined the term (tiny room) – ‘cell’ van Leeuwenhoek observed (bacteria and protists) – ‘animalcules’ Schleiden plants are made of plant cells – Schwann animals are made of animal cells – Virchow The Cell Theory – all organisms are composed of one or more cells cells are the basic units of structure and function in all living things cells can only come from other living cells Prokaryotic Cell Characteristics Four main parts cell membrane, cytoplasm, ribosomes, and DNA – Simple cell All have a cell wall and some may have a layer called a capsule Oldest living organisms on earth Eukaryotic Cell Characteristics Animal Cells Cells Four main parts cell membrane, Four main parts cell membrane, – – cytoplasm, ribosomes, and DNA cytoplasm, ribosomes, and DNA Contain a very complicated system of Contain a very complicated system of structures; many organelles including structures; many organelles including lysosomes, centrioles and many chloroplasts, cell wall, and large vacuoles vacuole Cell Structure & Function Organelles – Cell membrane controls materials going into and out of the cell (all cells) –
Cell Quiz #1 – Guide Cell Types, Scientists, Cell Theory, Cell Structure & Function Cell Terminology Organelles – structures within a cell that help it survive Cell – the building blocks of life Tissues – cells working in teams Organs – tissues working together Organ system (body system) – organs working together Organism – organ systems working together; any living thing Unicellular – made of a single cell Multicellular – made of many cells Prokaryotic – a cell with no nucleus; bacteria Eukaryotic – a cell with a nucleus and complicated internal structure Microscope – instrument that magnifies an object; needed to view most cells Important Scientists Hooke – observed the first cell; coined the term ‘cell’ (tiny room) van Leeuwenhoek – observed ‘animalcules’ (bacteria and protists) Schleiden – plants are made of plant cells Schwann – animals are made of animal cells Virchow – The Cell Theory all organisms are composed of one or more cells cells are the basic units of structure and function in all living things cells can only come from other living cells Prokaryotic Cell Characteristics Four main parts – cell membrane, cytoplasm, ribosomes, and DNA Simple cell All have a cell wall and some may have a layer called a capsule Oldest living organisms on earth Eukaryotic Cell Characteristics Animal Cells Cells Four main parts – cell membrane, cytoplasm, ribosomes, and DNA Four main parts – cell membrane, cytoplasm, ribosomes, and DNA Contain a very complicated system of structures; many organelles including lysosomes, centrioles and many vacuoles Contain a very complicated system of structures; many organelles including chloroplasts, cell wall, and large vacuole Cell Structure & Function – Organelles Cell membrane – controls materials going into and out of the cell (all cells)
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