Which statement about eukaryotoi4 kuio i9+k3gbj+0o b8b,fiic cells is correct?

  Which are common featseudlg51zz3 + ures of bacterial cells?
I.
Have a single chromosome
II.
Have plasmids
III.
DNA associated with proteins

  What type of cell is6gqfc;8 i f 6roqwf by.921ilk shown in the image?

  Which statement(s) about the e tjxwbo;20wg r;- evl0ah)3umndosymbiotic 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 all life on Earth ev-yk,ko he/ qdt)2rt5nolved from the same population ofek nor2h5/ y), qk-dtt cells?

  These photographs show the same section of a human retina. What is the oi3ro t.wb.3 p:i*n xpreason for the dt.o3 .3bpwpnoiix:*rifference between the two diagrams?

  Paramecium produces enzymes that cmp/f 04c+7q q oy:rettub0 tp7atalyse different chemical reactions taking place in the cytoplasm. What function of life is demonstrated in this7ymfpp 0 cruqb/+e0 7q:ttto4 situation?

  What do the two labelled orga)eew2jo, bvotw9.n 7pnelles have in common?

  Which organelle has a double membrancxawhya8:6m; hlu*-z j(6qyz e?

  Which row in the table correctly identifies structures which are prv+e x xxrx s.w m2b(a;*eyyu64di0wv6 esent (✓) or absent (×) iuai0 rw6 xxdxyywe(mev6*b 24 vx;+s.n prokaryotic and eukaryotic cells?

  Which structure found in a eukaryote has a doufm*/ td0/nvrxxu )5 bcble 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 arel7wf k5,pa69fmk(awdmmx+;w true about the structure of 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 f2f7 vxx3o9ga is not a function of the Golgi apparatus?

  Which statement(s) au +fz*/ikae brh)a u0;f0 h5xgf(9 pfobout 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 of blot.gb;yprk6ub 4 5im15fugpcu -p ,(mnod.


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. coli cells,6dm wwq3 ro)r.


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 botxtu hvx75d mq-8yvp+v2 .uar0h eukaryotic and prokaryotic cells?

  Mesophyll cells are found in plants. Plant cells have unique characteristi p/ulnpaa 93z/cs that distinguishpa 9/ uaplzn3/ them from any other cell type.

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

  The micrograph shows s+2tb *z vadfc:fn( vjlx(7z,a transverse section through a leaf.



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 describes the DNA and chromosommdzbz nqpr)t r2; 4m9yr5+f2ces of bacterial cells?

  Cyanobacteria are prokaryotes that can perfohpdvh9 m*z t19l3w 3dorm photosynthesis. Which structural feature is lhmwho3v *d 31p99zdt common to both cyanobacteria and plant cells?

  Which statement provides evidence for twllmao 6)a+ g-he endosymbiotic theory?

  Which part of the cell is labelled with t4n*/.hq0b nm uk w9jlwhe letter P?

  What feature of chloroplasts provides evidence for the endosymbioti9ik(5dw7 b ;zfstlr/mql : 9slc theory?

  The micrograph shows an image ofp,kgo2wza-b-jwfj1 * a plant cell taken 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 micrograp:oda fqkje2gg v1g/,/h below shows a cell of the bacterium Vibrio cholerae. Which of the labelled structures maintains the cell’s shape and p 21gq gkgdo:// afevj,rotects the cell from lysing during osmosis?

  Which process is most likely responsible for the origin of mitochondria as ybp5iecga/2g q48j)ha eukaryotic cell organel5jg)/q2 gye8p 4hi cbale?

  Which organelle is t0coc-z t (+bekhe site of protein synthesis?

The diagram below show-8h wty1j;b pns a cyanobacterium, 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 organellefx)g7 n d*usn* visible in the figure below whose structure provides evidence for the endosymbioti)x*u ngs* fd7nc theory.
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 mu jg) 0fl2zj8s8o9cije h8l:pw lticellular organisms are correct?

Below is a diagram of a motor neuron. Neurons are thek;cl u( sw o/zaf1;lqthf47 i1ei r5t/ longest cells in the human bodishzk ;(e l7lrf5i 4;cfo11 wuq /tt/ay.



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 c(nb3)e /4gdqxxd(ywz6fd 6 mqell. Which of the labelled structurexd6 m4)fxyqd3ng b6 (d( eq/wzs is responsible for the production of vesicles for exocytosis?

All organisms contain genetic material. The type, quantity and location1h)/a- oeqcdbx ;x 8yv of genetic material differ between kingdoms and species.oad/qcv hxy;e-)1b x 8

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 mitochondria suhi+prhq g5r qld 92c;9:*mizw pport the endosymbiotic theory? q9 l;5hp*wg+ih rimrzc q2d:9

1.Outline the steps in cal50*akyz8 pm 30 v o p7-mbikp,mqigdk1culating the magnification of a micrograph.

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

  The diagram below shows acfa85d1 b4a4)rvr ny-s 8+/hwzhn btg 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 amounts of carbohydrates. p2s.crk*rvxqxw.8 l8Which characteristics woulxpcx* srrw .qv88kl.2d you expect to observe in such cells?

The diagram below showlao 8joz.27jm s a 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 21wbi0 u+ggwm ev* bx1to both mitochondria and prokaryotes?

  What is the correct magnification of this image? x9 c(g hgn33x:(tz wu)otk/qg

  Which characteristic is not true for both mitochondria and *2gdpy- fv)xpchloroplasts?

  The electron micrograph shows a prokaryotic cell, Cyclotell+v 3iaxxvth, w5fyg /+a litoralis. What is the actual diameter of h/tg3ia5,v +wx + vxyfthe cell in this image?

  The electron micrograph 7xel1ycjl: a5 pdx *r(shows an animal cell.

  The electron micrograph shows a sarcomere, the smallest functional unit ofg8a04zoy7vkjs6ury q wp*+2y striated muscle tissue. What is the actual leng2aw s+u8 76yqp 0ygvky 4j*rozth between the two Z lines?

  Which organelle is formed befkdk4kl a+./,awb4oy a vesicle derived from the cell membrane?

  Which organism contaiqb*8pt 3g* kkuns DNA in exactly two different organelles?

1.Outline one way unicellular organisms can car;/26e2o* e w8jm pfflzc3une fry out each of nutrition, movement and exe u2/of23flnpew;8czf j m*6ecretion.

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 striate w yiycp1e)k-9d muscle from the two cell types shown in the im kyc-e19piy) wages?