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Friday Afternoon Biology lag ell um nu cle us sim ple f Do no th av ea M ay ha ve a Ha ve of a c pe ell pt wa ido ll gly ma ca de n ok ar yo te s M ay lay hav er/ e a ca ps slim ule e Pr Ha ve m es os om es Ha ve cir cu lar DN A Do no t bo con un ta d o in m rg an emb ell ra es ne - Ha ve rib 70 S os (s om ma es ll) Cell structure and function AS Diamonds: Cells and microscopy 1 © Philip Allan Updates 10 Friday Afternoon Biology m em nu bra cle ne us -b ou nd Ne ve lay r ha er/ ve ca a s ps lim ule e Eu (p kar y lan ot ts) es M ay ha ve a va lar cu ge ole ce nt ra l Ha ve a M ay ha ve ch lor op las ts H m ave ad e o a ce f c ll w ell al ulo l se Ha ve lin ea r DN A Co nt ain m or emb ga ne rane lle -b s ou nd Ha ve rib 80 S os (l om arg es e) Cell structure and function AS Diamonds: Cells and microscopy 1 © Philip Allan Updates 11 Friday Afternoon Biology M ay ha f la ve a ge co llu m m ple x m em nu bra cle ne us -b ou nd Ne v ce er h nt av ra e lv al ac ar uo ge le Eu (a kar nim yo als tes ) ce ll w all Ha ve a M ay ha ve m icr ov illi Ne ve rh av ea Ha ve lin ea r DN A Co nt ain m or emb ga ne rane lle -b s ou nd Ha ve rib 80 S os (l om arg es e) Cell structure and function AS Diamonds: Cells and microscopy 1 © Philip Allan Updates 12 Friday Afternoon Biology po r ta ble Re so lut ion 0. app 2 µ ro m xim at ely M 15 mag ax 00 ni im tim f ica um es tion (a pp of ro x) Us ua lly S vie peci we me d d ns ea ma do y r a be liv e m Op icr ti os cal co pe re Sli lat de to ively pre dis sim pa ra to rt ple; tion sp ec unli im ke en ly Fo cu sin gw ith gla ss len se s Re lat ive ly ch ea p Us es be am so f li gh t Cell structure and function AS Diamonds: Cells and microscopy 1 © Philip Allan Updates 13 Friday Afternoon Biology R ap eso pr lu ox tio 1 n ima n m tely 50 ma Ma 0 0 gn xim 00 if ic um tim ati es on (a of pp ro x) No tp lar ort ge ab po le — we r s req up uir ply es Sp ec im en sa lw ay sd ea d m Ele icr ctr os on co pe Sli co de p dis mpl rep to ex a ara rt sp nd m tion ec im ay en xp en siv e F ele ocus ctr in om g w ag ith ne ts Re lat ive ly e Us es be am so fe lec tro ns Cell structure and function AS Diamonds: Cells and microscopy 1 © Philip Allan Updates 14 Friday Afternoon Biology Golgi apparatus Control of transport into and out of the cell What is the function of the plasma membrane? Exocytosis Which structures increase the surface area of the inner mitochondrial membrane? 80 S Chloroplast Lysosome How many membranes surround the nucleus? Which organelle is the site of respiration in a prokaryotic cell? What substance is the plant cell wall made of? What is the main function of the nucleolus? Cell structure and function AS Dominoes: Cell structure 1 © Philip Allan Updates 15 Friday Afternoon Biology Production of ribosomal RNA Smooth ER Which organelle contains chromatin? Mesosome Which organelle contains hydrolytic enzymes? Rough ER Eukaryotic Ribosome Which organelle packages proteins for export from the cell by exocytosis? Which organelle is made of stacks of membranes and covered in ribosomes? Prokaryotes contain which type of ribosomes? What is the main function of the mitochondrion? Cell structure and function AS Dominoes: Cell structure 1 © Philip Allan Updates 16 Friday Afternoon Biology Two 70 S Which pigment makes chloroplasts green? Chlorophyll What substance forms the cell wall of prokaryotes? Microvilli Mitochondrion Which term means ‘before the nucleus’? Peptidoglycan Which organelle in animal cells, other than the nucleus, also contains DNA? Which term means ‘true nucleus’? Which organelle is never found in prokaryotes or animals cells? Cell structure and function AS Dominoes: Cell structure 1 © Philip Allan Updates 17 Friday Afternoon Biology Cellulose Nucleus Which organelle produces the spindle fibres during mitosis? Prokaryotic Which organelle is the site of translation? Cristae Aerobic respiration Centriole Which process describes how proteins are exported from cells? Which structures present in some animal cells increase the surface area of the cell membrane? Which type of ribosomes do eukaryotes contain in their cytoplasm? Which organelle is responsible for the synthesis of lipids in the cell? Cell structure and function AS Dominoes: Cell structure 1 © Philip Allan Updates 18 Cell structure and function 1 AS Dominoes: Cell structure Teacher answers A Eukaryotic Q Which organelle contains chromatin? A Nucleus Q Which organelle is the site of translation? A Ribosome Q What is the main function of the mitochondrion? A Aerobic respiration Q Which organelle produces the spindle fibres during mitosis? A Centriole Q Which organelle is responsible for the synthesis of lipids in the cell? A Smooth ER Q Which organelle contains hydrolytic enzymes? A Lysosome Q What is the main function of the nucleolus? A Production of ribosomal RNA Q Which organelle is made of stacks of membranes and covered in ribosomes? A Rough ER Q Which organelle packages proteins for export from the cell by exocytosis? A Golgi apparatus Q Which organelle is the site of respiration in a prokaryotic cell? A Mesosome Q Prokaryotes contain which type of ribosomes? A 70 S Q What substance forms the cell wall of prokaryotes? A Peptidoglycan Q Which term means ‘before the nucleus’? A Prokaryotic Q Which type of ribosomes do eukaryotes contain in their cytoplasm? A 80 S Q How many membranes surround the nucleus? A Two Q Which organelle in animal cells, other than the nucleus, also contains DNA? A Mitochondrion Q Which organelle is never found in prokaryotes or animals cells? A Chloroplast Q What is the function of the plasma membrane? A Control of transport into and out of the cell Q Which structures increase the surface area of the inner mitochondrial membrane? A Cristae Q Which process describes how proteins are exported from cells? A Exocytosis Q What substance is the plant cell wall made of? A Cellulose Q Which structures present in some animal cells increase the surface area of the cell membrane? A Microvilli Q Which pigment makes chloroplasts green? A Chlorophyll Q Which term means ‘true nucleus’? Friday Afternoon Biology © Philip Allan Updates 19 Cell structure and function 1 AS: Play your cards right: Cell organelles Nucleus Chloroplast Friday Afternoon Biology © Philip Allan Updates 20 Cell structure and function 1 AS Play your cards right: Cell organelles Mitochondrion Cell wall Friday Afternoon Biology © Philip Allan Updates 21 Cell structure and function 1 AS Play your cards right: Cell organelles Cell membrane Friday Afternoon Biology © Philip Allan Updates 22 Cell structure and function 1 AS Play your cards right: Cell organelles Teacher questions and answers This organelle contains chlorophyll Chloroplast This organelle carries out aerobic respiration Mitochondrion This organelle contains the genetic material of the cell Nucleus This organelle is made of cellulose Cell wall This plant organelle is found on the outside of the cell Cell wall This organelle carries out photosynthesis Chloroplast This organelle has an envelope with pores in it Nucleus This organelle contains folds called cristae Mitochondrion This organelle produces oxygen Chloroplast This organelle controls transport of materials into and out of the cell Cell membrane This organelle is not made of membrane Cell wall This organelle contains starch Chloroplast This organelle may contain chromosomes Nucleus This organelle requires oxygen to work Mitochondrion This organelle has a structure described by the fluid mosaic model Cell membrane This organelle contains one or more nucleoli Nucleus This organelle is usually sausage-shaped Mitochondrion This organelle contains thylakoids Chloroplast This organelle is only 7 nm (7 billionths of a metre) thick Cell membrane This organelle prevents osmotic lysis (in plant cells and bacteria) Cell wall This organelle contains stroma Chloroplast This organelle contains matrix Mitochondrion This organelle is freely permeable Cell wall Friday Afternoon Biology © Philip Allan Updates 23 Cell structure and function 1 AS Triominoes: Cell organelles ally ped u s U sha e ag s u sa bic o r f ae ion o Site pirat res ins nta Co cell’s al i the mater etic gen TP A es c u d Pro Nu n o h toc i M n o i dr cle us at ins eolus l nta Co e nuc n st o lea y db s nde pore rou h Sur e wit p elo env Friday Afternoon Biology © Philip Allan Updates 24 Cell structure and function 1 AS Triominoes: Cell organelles of sis e t Si he t n osy t o ph ins a t l n Co ophyl or chl ugh ic Ro asm opl lum end icu ret (ER) l nly lls o nd nt ce u o F pla e om s n i in ed olv Inv tein pro esis th syn Ch t s a l p o or ork s e etw A n bran s em vitie of m ing ca m for in ed s ver Co some o rib Friday Afternoon Biology © Philip Allan Updates 25 Cell structure and function 1 AS Triominoes: Cell organelles of k c s ta A s brane es m iti me g cav in m r fo y d o ib g l Go f ies ding i d Mo by ad s ins ydrate e t pro rboh ca es g a k to Pac ns in etio les r c se ic ves de Ma lose ellu of c lw Cel all ts ven s Pre ic lysi ot osm in nd s Fou t cell n pla all Friday Afternoon Biology © Philip Allan Updates 26 Cell structure and function 1 AS Triominoes: Cell organelles nd u o F ells c l l in a l) l e (c e a m bran s a Pl em m ols f r t n Co ort o and nsp into a r t es cell c n ta f the s b su ut o o of e d Ma n and tei ipid o r p ol p s pho Friday Afternoon Biology © Philip Allan Updates 27