Which statement about eukaryotic cells 3)pqfbx3h 0g h)lszom 7+ ev0his correct?

  Which are common featurexkae9 k/6o5bwoht -9 mng v22rs of bacterial cells?
I.
Have a single chromosome
II.
Have plasmids
III.
DNA associated with proteins

  What type of cell is shown in the imagehz2xuh8jlta 0e3uq 6*fqo ,c4?

  Which statement(s) about the endosymbiotic thvrnc gn0ufn; m 9b0cfaz2(x43eory 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 evidenc2zzb r;;)/xgr z2mv qae that all life on Earth evolved from the same population of cm; ;2bzrvxzag 2z)/qrells?

  These photographs show the same section of a human retina. What is the.7a 2+mgeikft reason for th f7tegami k2.+e difference between the two diagrams?

  Paramecium produces enzymes that catalbj obbwb69 7(q a1b1em.u/;g6ty m jjoyse different chemical reactions taking place in the cytoplasm. What function of life is demonstrated in this situjj ab6jb7u. b611gy m(boeombwq;9t/ation?

  What do the two labelled organelles have in common?y 7 v ztzox +t6w(h5n+f--svew

  Which organelle has a double memb4b xvgb hv7v-r agj /v*6cd-t;ix2x *erane?

  Which row in the table correctly identifies structures which are pre* syg5f /u/ndtt9 -buusent (✓) or absent (5u bf9/ t uyn*g-ud/ts×) in prokaryotic and eukaryotic cells?

  Which structure found in ad:0l5-dgttf--7t wto mj8pp ow o 4iw- eukaryote has 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 of cells(.d7.mkouj3 2fadlmu zp(x w4?
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 fun6ty vwhik;9z4qr as+6 hccl7 :ction of the Golgi apparatus?

  Which statement(s) about cell structuc-y+tn+2tjdigg2(7 u )mi a vf+9d mlmre 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 ofhpekca* 12n 2(sw1k1pd se69 fneq,go 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 e, gs,z0cm. 1y,sga irshows E. coli 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 foclh3a4 . 7ypacund in both eukaryotic and prokaryotic cells?

  Mesophyll cells are found in plants. Plant cfh lap- pgl,xz652av 4:tia (bells have unique characteristics that dist:ba(5 v phgf,at zpal-2 46lixinguish 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 ancoy* b d nmltj2;n/f8hj; y-;ab/)ra 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 chromosomes of bactfu+ 3itt*+h3ye.vho j erial cells?

  Cyanobacteria are prokaryotes that caa5x x go6c7h:8amwhj 4n perform photosynthesis. Which structural feature is m4x c 8xwa6h75 jogha:common to both cyanobacteria and plant cells?

  Which statement provides evidence for the endosymbi30mrr1dsj q0 motic theory?

  Which part of the cell is labelled wij)h4trv(; -o(*tpyqsk3woz t2* zwdjth the letter P?

  What feature of chloroplasts provides evidence;8 jo-trg;vv zp nrjq*-b t4+y for the endosymbiotic theory?

  The micrograph shows an image of a plant cell taken with a light microscope.x(pl*3+ i2pglyg0x u 18qffzl

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 Vibw-e lwn au+,6 /n 3lv2oy5frkkrio cholerae. Which of the l63/-uln25 o kw e+,yklwfrn vaabelled structures maintains the cell’s shape and protects the cell from lysing during osmosis?

  Which process is most likely respons tdv- f+ye/he ro3s3gv .qw2a9ible for the origin of mitochondria as a eukareqdv3t3 sva-9/hyf +or. e2wgyotic cell organelle?

  Which organelle is the site of prote,v 3q) vdcy;mlin synthesis?

The diagram below shows a cyanobacteriucouape+gj.) e5c 0 zx8m, 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 figure below whose st0 t 6n.wnby.4omci;qeructure provides evidence for the endosynbqy w6nt40. oe;i.cm mbiotic 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 unicellulyxcg1o / 8yeh4x ::vfear and multicellular organisms are correct?

Below is a diagram of a motor neuron. Neurons are the longest cells in pvhq0i)*b hz)6-2i )mrftiz.wbj ii* the human bi)miz- h).w )*itbv26qip0hzbrj fi *ody.



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)pf bntm yj40tgek o+2my *y8) of an exocrine pancreas cell. Which of the labelled structures is responsibl mgymb2ntj ypyf8+)et*0k)4 oe for the production of vesicles for exocytosis?

All organisms contaicbknq 9lm6.jb+ t9ox .n genetic material. The type, quantity and location of genetic material differ between kingdoms anm blx 9. 9c.nobk6t+jqd 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 mitochondria support the endosymbioieprwx4pv wokvdx4nbs0g 4 -5 6gngf6s:m;8:tic t60s4p:6f5bk gg;4wwmd:vxr vsgxn4 p -i8n eoheory?

1.Outline the steps inlvc0d:oilv.f309c0o v3m z,r)d p,sz cj t x2g calculating 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 shmoqn8 0(o*y,sh d goo9ows 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 rel.5:(uny9eax e u zscz;ease large amounts of carbohydrates. Which characteristeuezx 5.9zus(y :;n acics would you expect to observe in such cells?

The diagram below shows a cell.5c/(px ) w3kbpvotb 6y

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 m :rc:e2z:k 1a 5gh/vbiwvx q0kitochondria and prokaryotes?

  What is the correct magni*ky6w r8 44it*rva63mq rgioe-z cwu9fication of this image?

  Which characteristic is not true for both mitochonc5 4nvs d.4-zrvekc +xdria and chloroplasts?

  The electron micrograp34mwu/on 4bq jh shows a prokaryotic cell, Cyclotella litoralis. What is the actual diameter of the cell in this iw3bq om/j 4u4nmage?

  The electron micrograph shows an animal cell. -e*d0jjbdc d cc9v r7-

  The electron micrograph shows a sarcomere, the smallest functional unit of strinw8 9 (2ynwbeeatedn(w 8yew9enb2 muscle tissue. What is the actual length between the two Z lines?

  Which organelle is formed by a vesicle derived from+qubxps (i,(v the cell membrane?

  Which organism contains DNA in exactly two diffl 6l7.hc7gnh r(cna u233 qkr* 3rebbzerent organelles?

1.Outline one way unicellular organisms can cas,a9fjqir3 6z* psvru)-gld,6kbcb +rry out each of nutrition, movement and exc*g6fvpq96+rbilsca),r js k b,3-zudretion.

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 hyphj* m n(g;n7ohzae and striated muscle from the two cell types shown in the imagnoh*g jzn7m( ;es?