Bio. Quiz
Terms
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- First person to use a microscope
- Robert Hooke
- Year Robert Hook used microscope
- 1665
- Used a mic. to observe pond water
- Leeuwenhoek
- Stated that living things are everywhere
- Leeuwenhoek
- Called moving organisms animalcules
- Leeuwenhoek
- 3 parts to the cell theory
- all living things contain at least one cell, cells are the basic unit of structure and function in living things, new cells are produced from existing cells
- Who discoverd all plants are made of cells? What year?
- Schleiden, 1838
- Who discovered all animals are made of cells? What year?
- Schwann, 1839
- When cells are dissected...
- they die
- Who discovered that new cells could be reproduced only from existing ones? What year?
- Virchow, 1855
- Before the cell theory, what was the belief called?
- spontaneous generation
- Who challenged spontaneous generation with rotting meat?
- Redi
- Who proved that spontaneous generation is a myth? What method did he invent?
- Pasteur, pasteurization (adding heat sterilises food, tools. containers perserve them)
- filamentous
- strings of single cells
- prokaryote cell
- smaller and simpler
- Cell walls are in what two cells?
- plants, and most prokaryots
- cell walls are made of
- cellulose
- nucleus contains
- DNA
- material inside the nucleus is called
- chromatin
- What forms chromosomes when it condenses?
- chromatin
- What is the function of the nucleolus?
- Begins to make ribosomes
- What is the function of the nucleolus
- creates ribosomes
- What is the nucleus surrounded by?
- nuclear envelope
- What do some cells have that help support the cell?
- a cytoskeleton
- what are microtubules
- hollow tubes of protein that maintain cell shape, help in cell division
- what do microtubules form in animal cells
- centrioles
- what do microtubules form in some cells (NOT ANIMAL CELLS)
- cilia and flagella (enable cells to move)
- what are ribosomes
- small particles of rna that assemble the proteins
- what is the endoplasmic reticulum
- the organelle where components of the cell membrane are made
- what is the difference between the smooth and rough er?
- rough has ribosomes on the outside of it
- what is the golgi apparatus
- where enzymes attach carbs. to proteins
- what are lysosomes
- organelles w/ ensymes, break down stuff
- what is a vacuole
- where cells store materials
- what are found in plants that use energy from teh sun to make food?
- chloroplasts
- the green pigment _____ is located in the chloroplast
- chlorophyll
- what is used to power growth, development, and movement?
- mitochondria
- cells work together to form ___
- tissue, which in turn form organs
- how do animal cells move?
-
crawl with pseudopods
swim with flagellum
swim fast with cilia - what is the endosymbiont theory
- a prokaryote "eats" and smaller one, which lives inside it and produces glucose