Which statement about eukaryotic cells is povoi 6jotvv u 18ua-1w)-y+dcorrect?

  Which are common features of bacteri(:xuk oe x0c- eboio8 ;nw.u;mal cells?
I.
Have a single chromosome
II.
Have plasmids
III.
DNA associated with proteins

  What type of cell is shown 3 cs*g l uf9kne.ab15fin the image?

  Which statement(s) about t :61uw ) z5. vhc(pqhu2co eqo4j7bhehhe endosymbiotic theory is true?
I.
It provides evidence for the origin of prokaryotes.
II.
It provides evidence for the origin of eukaryotes.
III.
It provides evidence for spontaneous generation.

  What provides evidence that al t.hghs) gyz4o,oqde h*; ;(2 azmdd3al life on Earth evolved from the same population of 4dge)o satqydz23m*.;hoh ; z(gahd, cells?

  These photographs show the same section of a human re,jmd hjbz0lt*rn 7(0gtina. What is the reason for the differen(mj0t*nb, r 7 hlgzd0jce between the two diagrams?

  Paramecium produces enzymes that catl py +furcgsvo3q*(+ :alyse different chemical reactions taking place in the cytoplasm. Wha o+pg3ulc(fq r:y*v+ st function of life is demonstrated in this situation?

  What do the two labelled organelles havew rk9mcwyk),s2dm *5zn6 v ww7 in common?

  Which organelle has a dmhl/naw*m7 kh9zr2h t n.)z/0x : cmmjouble membrane?

  Which row in the table correctly identifies structures which are pres2w: iibjuit q,o9e.wf9-k0 pg ent (✓) or absent (×)2:iwib- qpefi otw0. ujgk ,99 in prokaryotic and eukaryotic cells?

  Which structure found in a eukaryote has 1qtqrn )4+eg.fbnz5; u7 efie a double membrane?

  
Chlorella contains the molecule chlorophyll which makes it to appear green. What life function is exhibited in this example?

  Which of the following statements are true about the structure o)8 2q t0jmtekmlgmsn)0kb /47r k(wzdf cells?
I. All cells contain cytoplasm enclosed by the plasma membrane.
II. The microscope was important in understanding the structure of the cell.
III. Prokaryotes do not have genetic material.

  Which of the following is not a function of the Golgi apparatusk(xdbz 5 8 fgtdf/1f6ui)+ly,ppw g(q?

  Which statement(s) about( avezx94odx+:;den x)v4dsw -jnu;j cell structure is/are not true?

I.
Prokaryotic cells have a compartmentalised structure.

II.
Only eukaryotic cells have a Golgi apparatus.

III.
Only eukaryotic cells have membrane-bound organelles.

  The image below is a micrograph ofm0( cpj3sw3n:o. mg9k7 yi p:8 gdbugm blood.


1.Identify the part of the cells labelled A and B.
arrow    points to the plasma membrane
arrow    points to the nucleus
2.Outline why blood is classified as a tissue.

3.State where the stem cells needed to produce red blood cells are located.it is      .

4.Progenitor cells are produced by dividing stem cells. These cells will eventually differentiate even further. Blood cells have a common progenitor cell. Describe the process that happens to these progenitor cells.

  The micrograph below shows E. colibss-o b ;jk73q cells.


1.Identify the structure labelled I in the micrograph.

2.If the magnification of the image is x36,000 and the length of cell II in the image is 54 mm, calculate the actual length of cell II in micrometres (µm).The number=  µm.

3.State one feature, other than the structure labelled I, that can be used to identify the cells in this micrograph as prokaryotic cells.

  Which structure is found in both eadtb3pmc +5 *8 ckkpm0ukaryotic and prokaryotic cells?

  Mesophyll cells are found in plants. Plant cells have mr1z6 xr24l(w x )-cmkd(fmxlunique characteristics that distinguish them from any other cellw6(rk-xx ) m4clm2 1lfm zdr(x type.

In the micrograph above, one of the cell parts is labelled X. What is the name of this structure?

  The micrograph shows a transverse section through a l j45 zn n:(aiaq,xdjm9eaf.



1.1.Identify an adaptation of this leaf for its function.

2.2.Identify the cell organelle that is found in particularly high numbers in the palisade mesophyll cells.
it is   .

This micrograph shows a transverse section through a pancreatic acinar cell. Acinar cells are found in the exocrine tissue of the pancreas.


2.1.Explain how the structure of this cell is related to the function of the synthesis of proteins for release from the cell.

2.2.State why an electron microscope is needed to view the ultrastructure of the acinar cells.

  Which row correctly des,y ph()t1ua vko:jhn(cribes the DNA and chromosomes of bacterial cells?

  Cyanobacteria are prokaryotes that can pergpjsv80ff:r ) b8c / 9hm vker-)i9rnfform photosynthesis. Which structural feature9 :pi8)fgnrr hfe )cfmvr0bk9- /8vjs is common to both cyanobacteria and plant cells?

  Which statement provides evg2*4ui3 g +bjisnupzel(xj2 ;idence for the endosymbiotic theory?

  Which part of the cell is labelled with the bq8apo6x fznz m80l84letter P?

  What feature of chloroplasts provides evidence for the endosymbioticp,jv)5y fvs 3ddz 6t ,k6da9ak theory?

  The micrograph shows an image of a plant cell t8szr- byl( v2qie06ck4rna*l aken with a light microscope.

1.Calculate the magnification of the image, showing your work.
Magnification=   x

2.Label, with the letter N, a nucleus in the image.

3.The image was taken using a light microscope. State how you deduce this from the image.

4.Draw and label a diagram to show how the same type of plant cell shown in the micrograph would appear when examined with an electron microscope.

5.State two differences that would be seen when looking at an electron micrograph of a bacterium cell compared to this plant cell.

6.At first, the student who took this image could not see the cell when focusing the microscope. Suggest what may have caused this problem.

  The electron micrograph below shows a cell of the bfoffl + 840z5yjom,c eacterium Vibrio cholerae. Which of the labelled structures maintains the cell’s shape and protects the cell from lysing during osmosis? mojey,zcf5f0 ol4f +8

  Which process is most likely responsible for the origin of mitochondrb e 9hs b-t1*xld h.l z te9dx.0jj5iz4q)tcz1ia as a eukary .e4 d-0ti11jzztx59 c 9b*hxtdj bs)zl.lqheotic cell organelle?

  Which organelle is the site of protein synthesi94 57efdnuvsm s?

The diagram below shows a cyanobacterium,af+,nys x6ly *rky41dwux 7w1 Synechococcus elongatus.

1.1.State whether the cell shown in the microphotograph is eukaryotic or prokaryotic. Give a reason for your answer.

1.2.State two features found in both eukaryotic and prokaryotic cell structures.

1.3.Identify the type of microscope which was used to produce the microphotograph above. Give a reason for your answer.

1.4.Describe the function of X.

2.Compare and contrast the structure of the Golgi apparatus and rough endoplasmic reticulum.

  1.1.Identify an organelle visible in the figurexazcus200n+de k( 4qe below whose structure provides evidence for the endosymbiotic q(x+u0z0kd aeecn 4s2theory.
organelle is   



1.2.Label with the letter S an example of the organelle that you named in part (i).

1.3.Describe three features of the organelle named in part (i) that support the endosymbiotic theory.

2.Compare and contrast the structure of a mitochondrion and typical prokaryote.

  Which statements about unicellular and mdv (v*lfq 46ga7/b/-kunb jdiulticellular organisms are correct?

Below is a diagram of a motor neuron. Neuroneoxe r ul3.rg+4x-us2s are the longest cells in the human body.s4ore2ue3.r xx +l-u g



1.Explain the factors that limit cell size in humans.

2.Explain how life functions are performed by Paramecium.

  The following electron micrograph shows part of an exocrine pancreas cell. Wg:m0 75mth5zk, htz -agt gh76 hyyug9hich of the labelled structures is responsible for the production of vesicles fo tz7hh5zg5hmt g:am60u,h7 -g9yktygr exocytosis?

All organisms contain genetic materq0l: ;z7powtoial. The type, quantity and location of genetic mz :wo;qol7 0tpaterial differ between kingdoms and species.

1.State if the cell shown in the image is a prokaryotic or eukaryotic cell. Give a reason for your answer.



2.Distinguish between prokaryotic and eukaryotic DNA.

3.Outline Cairns' technique for measuring the length of prokaryotic DNA.

  Which statements about chloroplasts and mithk :k ;mh*hqw: znr/2z5l;f mn+lz vv8ochondria support the endosymbiotic the nzv;+kkv zz:l 2fhnh:mrh;5q/l* wm 8ory?

1.Outline the steps in calculating the magnification of(u9 ,mu bjky*b*l/ .fzbjswp 4 a micrograph.

2.Describe the steps taken to focus on a specimen using the 40x objective lens of a light microscope.

  The diagram below sho7 vgd.( viky(lws a cell.


1.1.Deduce with a reason, what type of cell this is.

1.2.Calculate the magnification of the cell.The magnification of the cell=   x.

1.3.Outline two functions of life carried out by the cell in the diagram.

2.1.State the type of microscope used to produce the image.

2.2.Explain your choice of microscope for part (i).

  Palisade mesophyll cells produce and release large amounts7g5)y8: f beq l mvpk,w+ezad; of carbohydrates. Which characteristics would you expect toa5ql; g ,ykp dbm7 )w+8ez:fve observe in such cells?

The diagram below shows rr zcl:o e(il)1*xi;c,c r qu0a cell.

1.1.Compare and contrast the structure of a mictochondrion with the structure of the cell shown in the diagram.

1.2.Explain why the cell in the diagram is structurally similar to a mitochondrion.

  Which statement applies to both mit3rhs 9ai g4t(tochondria and prokaryotes?

  What is the correct magnification of this ko 775f0:gstqd p,4ks8zesbs image?

  Which characteristic is not true for both mitochondria and chloaz.d1xuv )0yu-+ cd nxroplasts?

  The electron micrograph shows a a+25a ytry-uwok2i2po r5iucd)l6*hprokaryotic cell, Cyclotella litoralis. What is the actual diameter of the cell in this image2)2y +uoirkcp a5udwra-othl2*6i5 y ?

  The electron micrograph shows an animal cell. t+n/uwvjh- ul0sx 16g

  The electron micrograph shows a sar: ( ,x xc(5/uqlsdtrejs; 2zchcomere, the smallest functional unit of striated muscle tissue. What is the actual length between the two Z lines? rqc,2cd 5js /(l hsx(tzuex: ;

  Which organelle is formed by a vesicle derived from the cell membrac/i83 6r(r lhv5vmtr tne?

  Which organism contains DNA in exactly two diff4l6gzuckp1,7ery +ad erent organelles?

1.Outline one way unicellular organisms can0r ht,y ;p;se1v6bjtw+ +lrc j carry out each of nutrition, movement and excretion.lre1+bp 0y +hcvt ;,6r jt;jsw

2.Draw a single mitochondrion, and annotate it to outline the role of four labelled structures.

3.Compare and contrast the structure of E. coli and a palisade mesophyll cell.

  What feature distinguishes fungal hyphae and striated muscle fmkf n(v: *pci0rom the two cell types shown in the 0vi *:m(pnkfc images?