What mode of transport do neurotransmitters use to travel across the 7;l,d)lc:dptw( ohyf synaptic clefh;d( 7d )o: lp,ctwyflt?

  What is the name of the organelle on the surface of the rough endoplasmic re(b6ywi 80 sy)kuxtvc 0ticulum that is needed to synthesikyit (b)vu0ywx s086c se polypeptide chains?

  Which of the followingxcyv -m,j-(rjlz/qzb/ mv ( -o is true of centrifugation?

  The image below is a micrograph of bsg(v9g yp n)n iqj+ fu,2tb7*ulood.


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 eag,).p0o: ea byc- 4md+sl a /icjj:a1 isn;hjprly stage of mitosis.

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

  The following micrograp.,f c*cupr*iyqhr+try1 rj3+h shows part of a chloride cell. What statement is true about the parts of the cell labelled X andc*3fry+r 1cuh, j*qtp.r +yr i Y?

  Identify the row which is correct regarding the components of cellax 58 ocr)2ver,7v*b(i kuj uqs.

  Which of the following substances cannot pass0/3v2rdr vs7 mse ;lxppv4c)y through the pores of the nuclear mees4pv sdvlx/ 3 ;p rv)70rycm2mbrane?

  Which of the following processes occur in prokaryom(**run*u eiktic cells but not eukaryotic cells?r***niuemu k (

  Which statement applies to a lysossq4my- r l+5j3jje(wn ome?

  Which technique was first developed to separate cellular components);.)ev rrvjiw*q jf/whw(*c r 9gu5xz and isolate organ ;x/jh)gzqr5r(f **.cr9 vwu we jwvi)elles?

  Which of the following3 ng2npng wio- 3eor6)x((q zu accurately describes a key difference in transcription between prokaryotes and eukaryo6n-3(op gnwqe 3 igxo )(u2nzrtes?

  The diagram shows the process of phagocx*2tpf 7le,lod+, pdfytosis.

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 fu74y f6dskak+by:k2wbf j/e m- nction of free 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 translation is combm8l5 fcx0dipklc 7f)z1 +z 4hpleted?

1.Outline how gel electrophor yo+8r4p/pfo/vm t o/a. /egbmhz htqg9 0s40sesis separates molecules and suggest a use for this separation techniqv/b+ y00rg4htae/ 8thm g/zp.soo 9/ q4fposmue.

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.