What mode of transport do qyrvk4. 9g qv0ujp: p:neurotransmitters use to travel across the synaptic cleftj qqkrpv0:y.:vpu4 9 g?

  What is the name of thlaa+ywix*;kb, )mb5qe organelle on the surface of the rough endoplasmic reticulum that is needed to synthesise polypeptide) b+x5m *l,a wbi;yqak chains?

  Which of the following is true of c ihh6 ;h jr y-ugiva;g4l1;h2oentrifugation?

  The image below is a mic;0 t1f so(lv64.7jrqu tqm(8uxhmnh xrograph of blood.


1.Identify the part of the cells labelled A and B.
arrow    points to the nucleus; arrow   points to the plasma membrane
2.Outline why blood is classified as a tissue.

3.State where the stem cells needed to produce red blood cells are located.

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 diagram shows prophase, an early stage of mitosis.eso b:-eby.l.

What is the fate of the nuclear membrane immediately after prophase is complete?

  The following micrograph shows part ,s581hpsjw v cuvh*6d k 6cv:yof a chloride cell. What statement is true ajchups65,ks vdvyv8 :16wch* bout the parts of the cell labelled X and Y?

  Identify the row whif24nwpt /hsbpv ,d5doa( 6,nsch is correct regarding the components of cells.

  Which of the following substances cannot pass through the pore6j;zlod6 o;vk s of the nuclear membrane?v;j o6;kodzl6

  Which of the following processes occur in prokaryotiw*)fi6ms/szsb qvs*c q+dzy; //c.anc cells but not eukaryotic cel) i/* mwncd/f .qssz z;sq6/+abvy *scls?

  Which statement applies to a lybn u +i;:be9p11shp ugsosome?

  Which technique was first+vf2q zfa1)ng developed to separate cellular components and isolate organellgvq 2+)zn aff1es?

  Which of the following accurately describes a key difference in tranjd8 .p.:gigpk scription between prokaryotes ap d: igg.8jpk.nd eukaryotes?

  The diagram shows the klz;-itkn6 1dbxq 57z7ht gy2process of phagocytosis.

1.On the diagram, label a lysosome using the letter L.

2.State, with a reason, whether a lysosome is an organelle or not.
A lysosome is an    because it is adapted to perform a specific function
3.Predict, with a reason, how a cell might be affected if the enzymes present in lysosomes were not stored within a phospholipid bilayer.

4.Describe how ultracentrifugation is used in the study of organelles.

5.Distinguish between prokaryotes and eukaryotes, in terms of compartmentalisation.

6.Explain how compartmentalisation is beneficial during phagocytosis.

1.Compare and contrast the structure and function of fre d.8gixrtu4 ;/t.nu. tx:px cje and bound ribosomes.

2.Describe the steps in the initiation of translation.

3.Explain how the bonds between amino acids contribute to the structure of proteins.

  What is the fate of a ribosojob9x+) 7 hri9nh2f3x ghztd q 5hp71gme after translation is completed?

1.Outline how gel electrophoresis separates mnnhlw cunw de:a (70-)olecules and suggest a use for this separation tech0c n:awwdh()u- lne n7nique.

2.Explain how compartmentalisation is advantageous to eukaryotic cells.

3.In eukaryotic cells, transcription occurs in the nucleus and translation occurs in the cytoplasm. Explain the benefits to the cell of this physical separation.