Which statement about eukaryotic cells is correct?e2tmizfp7k8l- mm 01z

  Which are common features of bacterial cells2xr/hme) eg.w ?
I.
Have a single chromosome
II.
Have plasmids
III.
DNA associated with proteins

  What type of cell is)() artgifdyb6 fr*4 f shown in the image?

  Which statement(s) about the endosymbidrq2ygf (tz9.q(v5 bqotic 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 sameq 71b0ss+h v8e1z wkde population of cellsqb80d s s71whee zkv1+?

  These photographs show the same section of a human retina.p o9wgow. ex)4 What is the reason for the difference between the ewo)wx 9.o4 gptwo diagrams?

  Paramecium produces enzymes that catalyse different chemical reactiy(q. mmb7(dxx ons taking place in the cytoplasm. Whatmq .7(dx( xbmy function of life is demonstrated in this situation?

  What do the two labelled organelles have in com z exzd;qsz;4(mon?

  Which organelle has a 5mhdlkty+ 49a double membrane?

  Which row in the table corruna wr)e;vl q78zw-sv9.o 5oatq80cuectly identifies structures which are present (✓) or absvl8oz 7nq5ae wto)9uw q.csva-8u ;r0ent (×) in prokaryotic and eukaryotic cells?

  Which structure found in a eukaryote7cdpjh3t z o9p2*3x/ib n j6ob 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 :cqr w: da. qlg*f)hk,wr7-nxtrue 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 functidgu ax.f z(v4to+ b.4jon of the Golgi apparatus?

  Which statement(s) about cell structur9l ar/a71c ctoacpak.8 2oq7ne 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 m7f0i1ndi*:wy 9fjp r dicrograph of 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 cells9rq1va akhld02z:9l ;2 m spts.


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 prokaryopwftw2 sn*)w-zs -yn :tic cells?

  Mesophyll cells are found in plants. Plant cells have unique character ;x.fjbv 2-koristics that br.jxof2 ;vk-distinguish 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 a transverse section thr an+ *aw:twizia0 t-la8/xj h:ough 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 bacterial celuo/hpsvi rd25s 1v. :zls?

  Cyanobacteria are prokaryotes that can ejjw/ . zkn/g2perform photosynthesis. Which structural feature is common to both cyanobacteria and plant cells?nj2wk/ej / .zg

  Which statement provides evidence for the endosymbiotic t*bwcw* q ia00pheory?

  Which part of the cell is labelled with the let/ n7utvyebl- tzy,qy5dp r7.7ter P?

  What feature of chloroplasts provides evidence fos vc4ay vmy83 w2o/z:gr the endosymbiotic theory?

  The micrograph shows an image of a plant ce3 deb 1wrd+ le1rz/u5sby,8*qtu ly uqp60v 0bll 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 micrograph below shows a cell of the bacterium Vibrio yqu ss8 4+pnq9cholerae. Which of the labelled structures maintains the cell’s shape and protects the c8qus4sqp 9y+ nell from lysing during osmosis?

  Which process is most likely respop3zr . ubj2bib8y.x tb8o9n6 iv;w:e jnsible for the origin of mitochondria as a eukaryotiyb9tb8ivn u6 8.r2bbw;jizp o ex3j.:c cell organelle?

  Which organelle is the site of protein synthesis? gb r95 r.e5cbncb l /jw3dv8d)

The diagram below shows a cyanobacterium, Synechococcus elod: k/ he,r*ljfngatus.

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 whz(ex/ b*6g3g0 zjdiolz avo7 9ose structure provides eviden x gbeoa3g/j09 d(zizzv6lo7* ce for the endosymbiotic 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 unicellu;*v6p)i t7f 5mpdxulm lar and multicellular organisms are correct?

Below is a diagram of a mow6)7p(z1lcyt+dei0 nie l 1motor neuron. Neurons are the longest cells in the human bode1 670 mlopiy1+dwci(z)net ly.



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

2.Explain how life functions are performed by Paramecium.

  The following electron micrograph show:b-mq3mfs* +dltx 2 c;ji(wzjs part of an exocrine pancreas cell. Which of the labelled structures is responsible for the production of t 3x:z( ji-dm;b+jl*wf m2cqs vesicles for exocytosis?

All organisms contain genetic material. The type, quantity and location of gene0/iosn ia vs0cnb( z*.ticion.cns 0isv/ab*z0 ( material 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 abo x: ,jv*f *,cext3wxjeut chloroplasts and mitochondria support the endosymbiotic thef jx*e wj,:xv*ctx,3 eory?

1.Outline the steps ini 77 ) g4bvzowiew-g3z 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 shows a ceybdm42x ol-k fkj*.s 4ll.


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 aqv/ go+-wl hl3mounts of carbohydrates. Which characteristics would you expect to observe in suc/ hq-gv wl3+loh cells?

The diagram below shows a cell. dx v7h9kkx 72fgo/zd1

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 mitochondria and prokarza hhz/q d*g;aycu*9 ,f1:ice9 mo +fkyotes?

  What is the correct magn )krda(d p/xkjcrm+ gb9l/f-: ification of this image?

  Which characteristic is not true for both mitochondri t6ov.g.ptm.x6 ko8xl a and chloroplasts?

  The electron micrograph shows a prokaryotic cell, Cywg 75t*9typ vfa4e4 xx sq)3had)dq1vclotella litoralis. What is the actual diameter of the q)39wx)4 5gt7atdhd eq *fxvv 14ys pacell in this image?

  The electron microgrx rs27wic,we,aph shows an animal cell.

  The electron micrograph shows a sarcomere, the smallest functional unit of sx-azg 0s t:)gutriated muscle tissue. What is the actual lengt:a g0tx-z) usgh between the two Z lines?

  Which organelle is formedh,x 5nk x2c vmc5cqi.mor7 1t6 by a vesicle derived from the cell membrane?

  Which organism contains DNA in exactly two different organedhd6,yqx+l)u5bz c93t orm b4bm a9z5lles?

1.Outline one way unicellular organil 7e5rwc-sr gw-v );8qbr0spt sms can carry out each of nutrition, movement and excre l gcqrr0w-eb;7 vs 8p-w)rs5ttion.

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 nyspxabtu zi376n ,. pki +1x1fungal hyphae and striated muscle from the two cell typebux yz6 i7ts3pn.,i1 +nkpa1x s shown in the images?