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46 Cards in this Set
- Front
- Back
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spontaneous generation
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mistaken idea that living things can arise from nonliving sources
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taxonomy
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scientific study of how living things are classified
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heterotroph
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organisms that cannot make their own food supply by feeding on others
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autotroph
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organisms that do make their own food
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prokaryote
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organisms whose cells lack a lack nucleus
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eukaryote
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organisms hat contain cells that have nucli
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homeostasis
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maintaining stable internal conditions
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stimulus
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a change in an organisms surroundings that cause the organism to react
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response
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an action or change in behavior
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magnification
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ability to make things look larger than they re
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resolution
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another term for the sharpness of an image
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cell membrane function
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regulates what substance enter and leave an organism
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cell wall function
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surrounds the cell
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mitocondria function
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most of the cells energy is produced here
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nucleus function
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directs all of the cells activities includingreproduction
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vacuole function
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stores water,food, andwaste material
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golgi function
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receives material from the ..and sends them to other parts of the cell.
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ribosomes function
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produce prteins
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lysosomes function
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break down food particles
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chioroplasts
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capture energy from sunlight and use it to make food for cell
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endoplasmic reticulum
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passageways that carry material from one part of the cell to another
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cytoplasm
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gel like fluid in which man different organisms are found
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nucleolus
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where ribosomes are madd
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what is the source of energy for most autotrophs?
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the sun
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what domain includes only prokaryotes
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Bacteria and Archaea
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hich domain includes eukaryotes
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Eukaya
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What three characteristics are used to place organism in domains and kingdoms?
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1. cell type
2. ability to make food 3. number of cells in their bodies |
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Why do scientiests classify living things?
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it makes it easier to stud organisms
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What did the experiments of Redi and Pasteur demonstrate?
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living things do no trise from nonliving things
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List 6 characteristics that all living things share.
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1. cellular organizaion
2. contain similar chemicals 3. use energy 4. respond to their surroundings 5. grow develop 6. reproduce |
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why was the invention of the microscope important?
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it made it possible for people to learnabou cells
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What are two parts of a scientific name? Give an example sowing each.
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Genus 1st word Ex....
Species 2nd word Ex. ... |
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What are c ells like in many-celled organisms? p 67
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hey are different from each other and are specialized
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How does a bacterial cell differ from a plant or animal cell?
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bacteial cell-no nucleus and does have a cell wall
animal cell -has nucleus, but no cell wall plant cell - has nucleus and a cell wall |
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List the 3 parts of cell theory.
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1. All living things are composed of cells
2. Cells are the basic units of living rings 3. All cells are produced from other cells |
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What is the difference between growth and development?
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growth is getting larger
development is change that occurs during an organisms life |
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What are the 3 domains of life? Tel if each domain consists of prokaryotes or eukaryotes.
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1.Bacteria and 2.Archaca (both are prokaryotes)
3 Eukaye - eukaryotes |
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How are plant cells different from animal cells?
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plant cells has chloroplasts an cell wall
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Who developed the naming system that grouped organisms on the basis of observable features?
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Carolus Linnaeus
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What did Robert Hook see when he observed the structure of a thin slice of cork?
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empty spaces in the cork that looked like tiny rectangular rooms
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What di Robert Hook call the empty spaces he saw in cork?
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He called them cells (meaning small rooms)
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The more classification levels that two organisms share, means they have more or less characteristic in common?
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mor
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What is the name of the only kingdom of eukarotes that contain both autotrophs and heterotrophs and both unicellular and multicellular organisms?
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Protist
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List the 8 levels of classification in order from highest level to lowest.
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1. Domain
2. Kingdom 3. Phylum 4. Class 5. Order 6. Family 7 Genus 8. Species |
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Did King Phillip clean our floor, garage, and sink?
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levels of classification
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Explain how you can tell the difference between a plant, animal, and bacterial cell.
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Bacterial cell - no nucleus, does have a cell wall
plant cell - nucleus and a cell wall animal cell - nucleus but no cell wall |
