What mode of transport do ne a m q:m::5s-zv60eadcg1sf bd, mur:jurotransmitters use to travel across the synaptic cleftmc f1-,aj gu mms:r5 as0d6: vb:dq:ez?

  What is the name of the organelle on thgr-s qla/8xb el2ge.l- 2dg8 ce surface of the rough endoplasmic reticulum that is needed to synthes g8rea2 8lgb.2 -/c-qdsgxlleise polypeptide chains?

  Which of the following is true of cy w 7( k;flx1k*cobo(pentrifugation?

  The image below is a micrograph 53lytust//xrr)hr d9of 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, n6qmgbq :.2t fan early stage of mitosis.

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

  The following micrograph k 1;a.2tor3b gh)n/pbrwjpw -21upsw shows part of a chloride cell. What statement is true about the parts of the cell labelhkp 2jap3s-;pn /21bw b.r 1owutg) rwled X and Y?

  Identify the row which is correct regarding the components of cel+lg*og4 zfoaozic8-r/,rf qa2 z y(q0 ls.

  Which of the following substances cannot pauag: /4j cf/7hov8ou rss through the pores of the nuclear membran :v7/uaf 4oh/ 8uorcgje?

  Which of the following processes occur in prokaryotic cxn0zu cp 1.z+yells but not eukaryotic cel +0xc.zz1npyu ls?

  Which statement applies to a lysosomg 9/v;h5 ab/ wlojmnou7 xrb:p2i,g8ne?

  Which technique was first developed to separate cellular componeyhk +v9+ oi*fsnts and isolate organelles+hf9vk+ s*yio ?

  Which of the following accurately describes a key difference in transcription 4 w)8(l 9t8) e nkhkflw.huvt:spn+xrbetween prokaryotes v(9hx)sn ttk )f ln:+w4kel.wur8hp8and eukaryotes?

  The diagram shows the process of phagocytosismes9pb(hia ykw )/y4 3+fs5fv.

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 :lulm.h lp8et736ajf e 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 ribosome after translatin48 7 hxzo()cuzmll6vz3d g2 qon is completed?

1.Outline how gel electrophorev()l.h 6ved; 1lp8u zdg nmo:gsis separates molecules and suggest a use for this separation techniqup.glhv 6ug mz1:ed) ;(l8ov nde.

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.