Which statement about eukaryotic cells is ki:(60h wu8inw dmjq /wiz 6;hcorrect?

  Which are common features of bacterial celi. uxb;t4r2nu5lgx .m ls?
I.
Have a single chromosome
II.
Have plasmids
III.
DNA associated with proteins

  What type of cell is crx /cw,64 jxushown in the image?

  Which statement(s) about the endosymbiotic theory i/q- n6/)xes; g;7 kh pixjuwpzs 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 evolve pey1k0.9unt 3u 74fzdpt /wdyd from the same population of cells?t93d0k1uey pt 7w4yfzund /.p

  These photographs show the same section of a human mjt i- jiqzh):5aoo38retina. What is the reason for the difference between the two dh i5 ojomjqza:-t)8 i3iagrams?

  Paramecium produces enzymes that catalw1n myq/si +daj+0j8gyse different chemical reactions taking place in the cytoplasm. What fund i+1qw+a0nj8 gj ysm/ction of life is demonstrated in this situation?

  What do the two labemzovm(m+:w 0ra7e(l t; g kem+lled organelles have in common?

  Which organelle has a double membran w1f y+,fy)yv, 9 cj zdtno-xa7c3lxc;e?

  Which row in the table correya5y .0h(jrb:ef vv+j )bgo 0mle ;/ycctly identifies structures which are present (✓) or absent (×) inv:5eclerb0ym hj o b.;yj/g+0fva)(y prokaryotic and eukaryotic cells?

  Which structure found in a eukaryote has a double memb4fddmndsce0x5vn*we+j7vxt p8:r6z lzn6( ( rane?

  
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 cell8eknfduka6 0-s?
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)rbg qk,;; nft the Golgi apparatus?

  Which statement(s) about cell struc3sppivgsoj4 /:)p d+ kture 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 k*g dy v w1d4;;r2kpdklj 2nm;ukz3p1 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 cellsq;ig2 9nr rpo+d. yev(.


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 bom; umn6 eu*rg .e06vqgth eukaryotic and prokaryotic cells?

  Mesophyll cells are four 13e3d7 u cvvkgn :ic:qr8vw:nd in plants. Plant cells have unique characteristics that distinguish them from any other ce:c: ur1 vwkqr vc8e37gvin:d3ll type.

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

  The micrograph shows a transveez .v v7ahpv(m)7.lobrse 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 descrm0.j.* o8w rwu( uxxnribes the DNA and chromosomes of bacterial cells?

  Cyanobacteria are prokaryotes that can perform photosynthesis. Which struc4ex3iqdkfx5+ tc zu5/ t wp31jtural feature is common to both cyanobx 5 5tiwp3/c tefzu+143jxkq dacteria and plant cells?

  Which statement provides evidence r-nfp: -g3 sgjkvqu9pv0w foq 4h+k40 for the endosymbiotic theory?

  Which part of the cell is labelled+ujwuc6mr imr) /3 mg8 with the letter P?

  What feature of chloroplasts provid0.mi7 d i9ph/7ryyqtp es evidence for the endosymbiotic theory?

  The micrograph shows an image of a plant cell taken with a light microscop )6+ lbaqsw7uylxp-a +e.

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 microgris4-acn7zog .2ka 3dt aph below shows a cell of the bacterium Vibrio cholerae. Which of the labelled structures maintains the cell’s shape and protects the cell from lysing during 3nda az g7-oki s2ct.4osmosis?

  Which process is most likely responsible for the origin of mitochondr.9jy bqqittnu2nzma -(89ko96e xs 0jia as a eukary2qjt9 u s8.ntezm oxijbk-96qa( 0n9yotic cell organelle?

  Which organelle is the site of protein synt-( l+ei,dyy n4mv(iz ihesis?

The diagram below shoqj-*f dqi.*j5;fmc qows 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 organelle vix ;x7a.sa+3qptn1 rsbsible in the figure below whose structure provides evidence for the endosymbiotic theoryb7t1.n3as x ;xsr+pqa .
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 multicem,ik0d/ tl7zep9g s c xo(8h6sllular organisms are correct?

Below is a diagram of a motor neuron. Ne3cplgqfs2+ j 4e h .d.e5n*ufvurons are the longest cells in the humand+lc s5vgf4eu*.hf3n eq.p2 j body.



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 pancrtsl 5 i/pfz)* m11lkfbh*tq1leas cell. Which of the labelled structures is responsib/bt5lm1l sk lfpzq fhi1 1)**tle for the production of vesicles for exocytosis?

All organisms contain genetic mater rf mn96u (meq2.6nf1hn v:1mgm-mb zkial. The type, quantity and location of genetic material diff1 6em. f2nvhfmmm 9n( bqz1rmk-:gn u6er 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 mitochondrian 9eft8j0ttx c3v;q p .ng6sl+ support the endosymbiotic tpt8t;3 s . xvfc09qg+enjlnt6heory?

1.Outline the steps in ;o jynnkn4 9.7+(mb rqz (otiqcalculating 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 celllx t*s- l ifb3(tu96pc0e k1fl.


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 amoe-qf .amav0z 1unts of carbohydrates. Which characteristics would you expect to ae-zv a.fq0 m1observe in such cells?

The diagram below shows a cello 1pb4i9nf1v0o*oid axk 48:hud k lz4.

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 906o9wma25hx ;do qiw vezxt)prokaryotes?

  What is the correct magnification of this image? a-u0)y,s 6s -vo nmvth

  Which characteristic is not true for f6g b,ts7q+ng)omjn+both mitochondria and chloroplasts?

  The electron micrograph shows a prokaryotic cell, d-pdnsx8*r;u :s;t zv3mmu l(Cyclotella litoralis. What is the actual dias:3 -tn z8mpxsl;d*vm dr;u(umeter of the cell in this image?

  The electron micrograph shows an animao6x 0kmq /sruq*xi d,092lgu wl cell.

  The electron micrograph shows a sarcomere, thj,h.hm ,zzrfx*m g.e1.p b,vje smallest functional unit of striated muscle tissue. zr1*.j,mg .zhpj, b,mfv.he x What is the actual length between the two Z lines?

  Which organelle is formed by a vesicle derived from(8ml u piz21re/jm5qj rm-x (j the cell membrane?

  Which organism contains DNA in exactly two qk8f1a owlo5zbd- m8*different organelles?

1.Outline one way un (5,z q:vcag3af iw)zxicellular organisms can carry out each of nutrition, movement and excretion. :aqvc f5(gx )iwzza,3

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 distinguishe.)e2q fvycll (h23jaws fungal hyphae and striated muscle from the two cell types sl(2qfj2wl a.) 3ehcy vhown in the images?