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Descripción: La cianuración es un proceso que se aplica al tratamiento de las menas de oro, desde hace muchos años. Se basa en que el oro nativo, plata o distintas aleaciones entre estos, son solubles en soluci...
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I. Objectives: At the end of the lesson, the students will be able to: A. describe oxygen- carbon dioxide cycle B. dierentiate respiration from photosynthesis C. draw a diagram of oxygen- carbon dioxide cycle D. propose ways on how to lessen the eect of climate change II. Subject Matter A. opic: !xygen- Carbon Dioxide Cycle B. "eferences: Capco and #ang, $%&&'( Biology p.)**-)*' Ching, +ohnny A., $)( eneral Biology Compendium p./- / Department of 0ducation, $)%*( 1-%) rade 2 3cience 4odule p.*%5-*)* http:66www.geneticseduca http:66www .geneticseducation.nhs.u76me tion.nhs.u76mededu6changes-to-dna dedu6changes-to-dna-aect-gene-aect-genedosage-or-function6mutations dosage-or -function6mutations-8s-polymorphi -8s-polymorphisms sms http:66classroom.synonym.com6hap http:66classroom.synonym.com6happens-mitosis-goe pens-mitosis-goes-wrong-2.h s-wrong-2.html tml C. 4aterials pictures, tape, cartolina, mar7ers, powerpoint presentation III. Procedure Teacher ’s Activity Students’ Activity A. Motivation 9a8e you heard of 3tig A8all 3e8erinsen $3tu $3tude dent nts; s; answ answer er may 8ary( 3tig A8all 3e8erinse 3e8erinsen n is the t he world record holder of longest time holding his breath underwater for )) minutes last 4ay *, )%). 9inga ?a 4ore@. < will di8ide the class into three. 0ach group should ha8e a representati8e whom you thin7 that he or she can hold his6her breath for a long time. he group with the longest time of holding breath will be the winner. $he $he stud studen ents ts wil will play the game( B. Presentation Can we hold our breath for one hour o. =hy Beca Becau use our body body needs oxygen. =ithout oxygen we can die.
ow that you are all abreast with the basic information on cell cycle, its time for you to go on the higher le8el. . Orientation < will di8ide the class into two. < will gi8e each group wor7sheets and materials needed for the acti8ity. < will only gi8e you ten minutes to nish the tas7 and maximum of four minutes to present your output.
$3tudents will go to their respecti8e
groups( !. "or# Period
as7s: $roup : $%( Draw a diagram of oxygen- carbon dioxide cycle. $)( 0xplain the process of oxygen- carbon dioxide cycle. $*( Construct a >1noc7, 1noc7 3ong using the gi8en =ords. $roup !: $%( "elate the gi8en pictures to climate change. $)( ?ropose ways on how to lessen our emission of carbon dioxide in the en8ironment. %. Cu&'inatin( Activity 9ow many percent is oxygen in the atmosphere wenty one percent. 9ow is oxygen being produced ?4A 9enyo. < will di8ide the class into two. 0ach group should ha8e a representati8e who will guess the specic stage of mitosis that will be gi8en to the group and the rest of the group will answer his or her Euestions by #es, o, or 4aybe. he team who will get the shortest time will be the winner and will ha8e additional ) pts for the EuiF later.
$3tudents will play the game.( I,. +va&uation )irection: Identi-y hat speci/c phase o- the ce&& cyc&e is bein( described. A. % D. ?rophase . elophase B. ) 0. 4etaphase 9. Cyto7inesis C. 3 G. Anaphase <.
HHHHH HHHHH HHHHH HHHHH HHHHH HHHHH HHHHH HHHHH HHHHH HHHHH HHHHH HHHHH HHHHH HHHHH HHHHH
%. Centriole reproduction in animal cell ). Centrioles mo8e apart *. Centromeres splitted . Chromosomes are aligned at the eEuator of the cell /. Cyto7inesis completed '. Cyto7inesis starts 5. DA replication 2. rowth of the cell &. Iongest phase of the mitosis %. 4igration phase %%. 4itotic apparatus begin to form %). uclear membrane starts to disappear %*. ucleolus reappears %. ?reparation for DA replication %/.the most critical period of the cell cycle
,. Assi(n'ent A. 0o&&o up: %. "esearch on the latest treatment used in curing cancer. ). =hat is a 7aryotype *. =hat stage in mitosis is best for 7aryotyping B. Advance: %. "ead about meiosis. ). Iist down the dierent stages of meiosis. "eferences: Capco and #ang, $%&&'( Biology p.)**-) Ching, +ohnny A., $)( eneral Biology Compendium p./- /& Department of 0ducation, $)%*( 1-%) rade 2 3cience 4odule p.*%5-*)&
