Which statement about eukaryotic cells is corrgs)t0e on mb+ j,ijb3v0 oks8,ect?

  Which are common features of bacterial *:0cguo t;mvp.vz3w; 1bw k zpcells?
I.
Have a single chromosome
II.
Have plasmids
III.
DNA associated with proteins

  What type of cell is shown in t cu(e uva564q-)pxnjy he image?

  Which statement(s) abouk nes 56hte2kw/ xojy;)7ygh +t the 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 all life on Earth evolved from the same poput73ae.ocz nr8g/qwt 8lation of cell z 78. ega3wcnr/t8qtos?

  These photographs show the same fdhnq7h /h*r7section of a human retina. What is the reason for the difference between n7 hhdh7r*q/f the two diagrams?

  Paramecium produces enzymes that catp/:t +4p ol rxqn8o ju63v5ic;uqrl9halyse different chemical reactions taking place in the cytoplasm. What function of life is demonstrate/rlou4 h;lni5u: 3+q x9cj torv8pp6q d in this situation?

  What do the two labelled orgv4kc aofl y5c 6g3 c8+,nvmm.22hggwsanelles have in common?

  Which organelle has a double m) g1bi u1uk hfyx,g)i5u ag.g4embrane?

  Which row in the table correctly identifies structures whtb3ht2jv :.klich are present (✓) or absent (×) in prokaryotic an2vbj:t.l k3ht d eukaryotic cells?

  Which structure found in a eukaryote hax m*g6jt/l+wqin5bw onxd6sy4hi*8x.z+x 2l s 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 statementskdb9c x 18- :3eoecguz are 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 is not a function of the Golgi apparatu4z6*o4spsnnr x xn*-x s?

  Which statement(s) about cel1qyvs lv j570 *qr oqj(tv/8jxl 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 )rn9qvq:)w8 uyr* 6it 6/1syzjlwar mof 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. coli cex8 8yhh1fo/lrlls.


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 eukaryotic and prokaryotic cell. uowz7 9tget(g/ lb7zv4bw3ls?

  Mesophyll cells are found in plants. Plant cells havylk 06k+tc9 viyy9c3m e unique characteristics that distinguish them from any oy +yl c m0tvickyk3969ther cell 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 sectt zb4hjen 72i)ion 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 desq85 k2bev2j)*bsm6kiw 7q dxgcribes the DNA and chromosomes of bacterial cells?

  Cyanobacteria are prokaryojqbt11-g/1l yt .ywn ltes that can perform photosynthesis. Which structural feature is common to both cyanobacteria and plantjyb gl w.1t/l1ty1nq- cells?

  Which statement provides evidence f +ut;) 3mwthegxt,9leor the endosymbiotic theory?

  Which part of the cell is labelled with the l6uc(v1ajxd+v q t ,c6tetter P?

  What feature of chloroplasts provides evidence for the endosymbiotic th e m,es7:((dfla- vzeveory?

  The micrograph shows an image of a plant cell taken with a lighzl ujwba/62yiw- u:/boll 1: xt 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 bacterium Vibrio chf k 5m--x ta+:z6b78qgwf mrzsolerae. Which of the labelled structures maintainag8 ftwbqzkzrx +6 5f:- m7sm-s the cell’s shape and protects the cell from lysing during osmosis?

  Which process is most likely responsible for the origin of mitochondria as a et 95 ktmm3seg ze,g1p4ukaryotic cell organelle?s m43zgt gee 5mp9,1tk

  Which organelle is t+5uiy:mp5z m u*u ty+rhe site of protein synthesis?

The diagram below shows a cyanobacterium, Synechococcu13 squhpr:)od.k ,,mwau vra:s 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 organeq6(ag t 8jjl9elle visible in the figure below whose structure provides evidence for the endosymbiotic the8j6l(gaq t9ej ory.
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 ul2 )eob 3v vdb.0o2rhxnicellular and multicellular organisms are correct?

Below is a diagram of a motor neuron. Neurons are ly+apqi0h to))+y,vjthe longest cells in the human bodl +y0)yqpi )+hvtoaj ,y.



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

2.Explain how life functions are performed by Paramecium.

  The following electron microgr+pvb-)6 gvis gaph shows part of an exocrine pancreas cell. Which of the labelled structures is re vips-6 gb+)vgsponsible for the production of vesicles for exocytosis?

All organisms contain genetic material. The type, quantity and location of ge*o8e rquzr-k.oyf i0t8/x i4 tnetic material differ between kingdomsek0u.*y o 4itx8froqt r-z/8 i 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 chlo8sa;2c(yih(mdq x v8kroplasts and mitochondria support the endosymbiotic theoryvq(a8c(d ;ykhs x 2im8?

1.Outline the steps in calculating the mah rrys f+u7xpxi0+-q4gnification 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 a celt 4/l0qk7z i-,dy/v w;mznmwtl.


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 anotsf 7(d5 6tnev5wnm8d release large amounts of carbohydrates. Which characteristics wouldmonts557e t( v68wfdn you expect to observe in such cells?

The diagram below shows a celgf g6;a7.bef pl.

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 b0)utmos 3 -ofmitochondria and prokaryotes?

  What is the correct magnificsj ,8x lcg4l ,2hj.eupation of this image?

  Which characteristic is not true for both mitochmdxhjw6f* o46ondria and chloroplasts?

  The electron micrograph shows a prokaryotic cell, Cyclotella litoh2/;-hdzzd+uzimyt z0 n *gu-ralis. What is the actual*h- -m/02yd gzzht i+zu;nz ud diameter of the cell in this image?

  The electron micrograph shows an animal ceit +lp 8d-x*ih -l ;65iwvokcqll.

  The electron micrograph shows a sarcomere, the smallest functional unit ofje:s:1l.)uijyd7 toh striated muscle tissue. What is the actual length between t h1: jiue7)td.:l sjyohe two Z lines?

  Which organelle is formed by a vesicle derived from the cell me k2t vw8uk5yocj. 3lu*mbrane?

  Which organism contains DNA in exactly two different organelles?k8nppsh m+7 90ibio:g

1.Outline one way unicellular organisms can carry out each lj.9-7.gap cl wf0bx/ az7glgof nutrition, movemen / .gpl707caaz wb lgfj-9l.gxt and excretion.

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 hygx0s5xcx5fg-ax( 3i n. umow wq5; az/phae and striated muscle from the two cell types shown in the imagezfx5wi5mn- x5wco au a/0;xsg .3g qx(s?