Which statement about eukaryotic cells is correct?pp2f2 df73i3ym nd+v eucoz6)l 2r8is xd1g,t

  Which are common features of ba6wfr q gft9l: k/qb/ak36.a 8kmrui0pcterial cells?
I.
Have a single chromosome
II.
Have plasmids
III.
DNA associated with proteins

  What type of cell is shown in 64us z(j 824ro whvbdkthe image?

  Which statement(s) about the endosymbiotic theory is tru yurj 5hzu8x(6.woe b5e?
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 fr 5meklds a89z*bb)yf 1a,p7cuom the same population of *cyd,m)957 1zfbspka 8 luae bcells?

  These photographs show the same section of a human retin7 e a+8j- e4m4sc+fnq::bzxvc5rg pup a. What is the reason for the difference between the two diagram ce47murea8:- xg54qzpjnsv+:+bc pf s?

  Paramecium produces enzymes that catalyse diffejpw hgw,bc/ ,/rent chemical reactions taking place in the cytoplasm. What functiwbcj,w/ph /g,on of life is demonstrated in this situation?

  What do the two labelled vy u3k e4fb yb0zn/64yorganelles have in common?

  Which organelle has a double memnq)xyv4v0x- .ifc b z:brane?

  Which row in the table cor1y/z68p+dnsbto 8 a xirectly identifies structures which are present (✓) or absxt1d+i8oy n 86pas /zbent (×) in prokaryotic and eukaryotic cells?

  Which structure found in a eukaryote has a double memb5lb)ba5 *g.lln yrs w8rane?

  
Chlorella contains the molecule chlorophyll which makes it to appear green. What life function is exhibited in this example?

  Which of the following statements tow 0o)8;8 ycs5to rztare 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 /ag 2m fr al7*k zs*t5*9dlwxvis not a function of the Golgi apparatus?

  Which statement(s) about cell sogh )r70 sf 3/i5:wvyspmj6xptructure 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 micrograzk0uwapv-z 8r5-l h+gph 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 r7yg4gy gd/z) shows 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 found in bo 1os30,a3uqjb ejyou6th eukaryotic and prokaryotic cells?

  Mesophyll cells are found in plants. Plant chtt* mp zk9xp+jb0z/)ells have unique characteristics that distinguish them from a)*tbmx0p j9tzz+/k h pny 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 r*afvm i9 ;u k;ws*w2-nokxzgj*j +9 ltransverse 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 DN u sqfb(45i; x bhq4hnv(jr5f)A and chromosomes of bacterial cells?

  Cyanobacteria are prokaryotes that can perform photosynthesis7x amr/hpu9h tbm(5l: . Which structural fbr7axp9 hmhum 5:/(tl eature is common to both cyanobacteria and plant cells?

  Which statement provides evidence for tht; 8)zeqx i ,xz:v0*7ge(r7ubbeipite endosymbiotic theory?

  Which part of the cell is lay6ik3/cqj/ww vb: .bnbelled with the letter P?

  What feature of chloroplasts provides evidence for18mr ccpw i5n4cg 4.iixtjnfsje;;1* the endosymbiotic theory?

  The micrograph shows an image of a plant cell taken with a light microscopg,hmr)wh1 d so9ozfqui 638 m7e.

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 showsmq07kc+ 0o:z0r s lenn a cell of the bacterium Vibrio cholerae. Which of the labelled structures maintains the cell’s shape and protects the cell from lysing r0qnm 0les +nz7c0k o:during osmosis?

  Which process is most likely responsible for the origin lsvepc n)83hg vo*a : f4)l)nqof mitochondria as a eukaryotic cell organelle?ah34 co)p:*vfg slvq8 )nl ne)

  Which organelle is the site of pro4l*p,vqiym0 pk4.ijddjuf6 9tein synthesis?

The diagram below shows a cyanobacteril)-v vt9i4ydd,qokom )q2d8:p nb)ai um, 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 structure provides ;hohggp/ hr 6cr9 h6k/e:)jnbevidence foph9r j b6;:gchn6/rhg oh /ek)r 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 unicellular and multicellular organisms are cor7gp zdi 3elj, /:gj )kck,);w+xil-.zza evldrect?

Below is a diagram of a motor neuron. Neurons a ddcu 7m znu3 3j )sjf,t97dkrc.*;vqrre the longest cells in the humanq3sn fd7z v;dkc*r9rcuj3,mj) u.td7 body.



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

2.Explain how life functions are performed by Paramecium.

  The following electron mic4,ct f4.l gz uy/:tcvirograph shows part of an exocrine pancreas cell. Which of the labelled scvg : zctf4.u iyl4t,/tructures is responsible for the production of vesicles for exocytosis?

All organisms contain genetic mas3+ kh59lraz gp i)8ekterial. The type, quantity and location of genetic material differ between kingdoms and species 3ek9galz hpkr5s8i)+ .

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 chloroplastsf lh8mh8h2 ctc6 zy+cd.2qq1f and mitochondria support the endosymbiotic theoh+8dh.q 6lf2c ftcy2h81c zmqry?

1.Outline the steps in calculat ;mut70h yi5l64w xsowing 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 shomxo waaiy1wor) 4 9e5xp6); xkws 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 ugjx u*p3z.m5nc v+q7release large amounts of carbohydrates. Which characteristics would yg+x zpu v.n5qc3u7m j*ou expect to observe in such cells?

The diagram below show 9c8pqede3cd vzf:/4h( sr0sq 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 l)xmvr/w9ax k vpz01 7r0s)cito both mitochondria and prokaryotes?

  What is the correct magnification of this image?, -a08x6bzulcruio - 0i) wsoo

  Which characteristic is not true for both mitochondriaaa1cl :bkocg+ l*wsgf-gy (e ;j j*n7, and chloroplasts?

  The electron micrograph shows a prokaryotic cell, Cyclotella litoralis. What is )n2vhuw se e10the actual diameter of the cell in this image?h)swene1vu2 0

  The electron micrograph shows an animaj5i.d1qpz ecm0k;m 0n glb73xl cell.

  The electron microgravqu+o 7 rt07sgk4. svdph shows a sarcomere, the smallest functional unit of striated muscle tissue. What is the actual length kr. t7vdsgo40vuq7 s+between the two Z lines?

  Which organelle is formed by a vesicle derived from the cell k0w:n ))n pemdmembrane?

  Which organism contains DNA in exactlyti4s4rku+0 vp 06ixcd two different organelles?

1.Outline one way unicellular organisms can carry out each of 1 6ieez/hgrk9nutrition, movement eez ri16k/gh9and 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 distinguishesi+ /pwxbvm) ).la oazcx-*,wk fungal hyphae and striated muscle from the two cell types shown iawc. kixb *)awm,-zp/xv+l o )n the images?