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Download Concept:!Introduc8on!to!Cell!Division!
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Name%_________________________%Date%_________% % !!!! !Concept:!Introduc8on!to!Cell!Division! 1. %Why%do%cells%divide?%%Why%don’t%they%just%grow%larger%and% larger?%_____________________________________________% % %___________________________________________________% % %___________________________________________________% % %___________________________________________________% % %___________________________________________________% % 2. %What%is%cell%division?%__________________________________% % %___________________________________________________% % 3. %Define%the%terms%“mother%cell”%and%daughter%cell”.%_________% % %___________________________________________________% % %___________________________________________________% % 4. %What%are%the%two%types%of%cell%division?%%What%type%of%cell%does% each%produce?%%______________________________________% % %___________________________________________________% % %___________________________________________________% % 5. %In%both%types%of%cell%division,%what%must%happen%prior%to%the% division%process?% ___________________________________________________% Copyright%©%Science%Stuff% Name%_________________________%Date%_________% % ! !Concept:!Introduc8on!to!Cell!Division! 1. %Why%do%cells%divide?%%Why%don’t%they%just%grow%larger%and% larger?%_____________________________________________% % %___________________________________________________% % %___________________________________________________% % %___________________________________________________% % %___________________________________________________% % 2. %What%is%cell%division?%__________________________________% % %___________________________________________________% % 3. %Define%the%terms%“mother%cell”%and%daughter%cell”.%_________% % %___________________________________________________% % %___________________________________________________% % 4. %What%are%the%two%types%of%cell%division?%%What%type%of%cell%does% each%produce?%%______________________________________% % %___________________________________________________% % %___________________________________________________% % 5. %In%both%types%of%cell%division,%what%must%happen%prior%to%the% division%process?% ___________________________________________________% Copyright%©%Science%Stuff% Name%_________________________%Date%_________% % !!!! !Concept:!Introduc8on!to!Cell!Division! 1. %Why%do%cells%divide?%%Why%don’t%they%just%grow%larger%and% larger?%_____________________________________________% % %___________________________________________________% % %___________________________________________________% % %___________________________________________________% % %___________________________________________________% % 2. %What%is%cell%division?%__________________________________% % %___________________________________________________% % 3. %Define%the%terms%“mother%cell”%and%daughter%cell”.%_________% % %___________________________________________________% % %___________________________________________________% % 4. %What%are%the%two%types%of%cell%division?%%What%type%of%cell%does% each%produce?%%______________________________________% % %___________________________________________________% % %___________________________________________________% % 5. %In%both%types%of%cell%division,%what%must%happen%prior%to%the% division%process?% ___________________________________________________% Copyright%©%Science%Stuff% Teacher!Answer!Key! 1. %There%are%two%main%reasons%why%cells%divide%rather%than% con9nuing%to%grow%larger%and%larger:% a)%%The%larger%a%cell%becomes,%the%more%demands%the%cell% places%on%its%DNA.%%As%the%cell%grows%too%large,%the%DNA% cannot%keep%up%with%the%demands%of%running%a%larger% cell.% b)%%If%the%cell%grows%too%large,%it%will%have%trouble%moving% enough%nutrients%and%wastes%across%the%cell%membrane.%% The%larger%the%surface%area%to%volume%ra9on,%the%beOer.% % 2. %Cell%division%is%a%process%by%which%a%cell%divides%into%2%new% daughter%cells.% % % 3. %The%mother%cell%is%the%original%dividing%cell.%%The%daughter% cells%are%the%result%of%cell%division.% % % % 4. %The%two%types%of%cell%division%are:% a)%%Mitosis:%%Occurs%in%the%soma9c%(body)%cells% b)%%Meiosis:%%Occurs%in%the%sex%cells% % % % 5. %Prior%to%the%cell%division%of%cells,%all%DNA%must%be%replicated% so%that%each%new%cell%will%receive%the%en9re%genome. %% Copyright%©%Science%Stuff%
