What mode of transport do neurotransmitters use to travel across the synaptic cl4). 0 cgsd1vs p2i) sfjgdo7dzeft? 4)id2.og g)sfcd7pjszsv10 d

  What is the name of the organelle on the surpki;(nqu2 pbynu6( 9 jn+ 7qj v/s6wcbface of the rough endoplasmic reticulum that is needed to syqb k;/9i+vqsupjcjw6 b (2 nnyu(pn76 nthesise polypeptide chains?

  Which of the following is true of centrifu(h:)5x b,9 a(8hstzdmvlw vgw gation?

  The image below is a micrograph +lm u2c/7ly jbn)8jbmof 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, atb.ocyi*9p 2hn early stage of mitosis.

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

  The following micrograph ml,w ow7 ,s7d x+uun6bshows part of a chloride cell. What statement is true about the parts of the cell labelled X uxl,bw d7+wm,u6on7sand Y?

  Identify the row which is correct re)gguakn(gr )z s,7bo, garding the components of cells.

  Which of the following substances cannos.k)e5 tn5jjmt pass through the pores of the nuclear membrane j)tsj. 5m5ken?

  Which of the following processes oyfp3wi:23 mrn .vbs m1ccur in prokaryotic cells but not eukaryotic cellsfmn i2 w:vr13yp. sm3b?

  Which statement applies to a lysosot-ru: dre:73 )urqyt1juq k*lcqm* 2c me?

  Which technique was first developed to separate0q.y1ndnk o pz)xi9x+.u1 g js cellular components and isolate 0n.z g.q+npys)j u91do k ix1xorganelles?

  Which of the following accuratl *qsaa)*mv k6ely describes a key difference in transcription between prokaryotes and *kl6aq)msa* v eukaryotes?

  The diagram shows the process of phagocyto+ zqk5qh7)a foa;jpniq.(3ke sis.

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 free and bound ribosomes. s rylem ap*2ie*c+l 6e1y1r2s

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 ribx7bpd *uglwjgv- 7 y;2osome after translation is completed?

1.Outline how gel electrophoresis sepmbma1qt kb. +g .h4sl2arates molecules and suggest a use for this separation technique.2gmst mbk.l4+.aqh1b

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.