What mode of transport do neurotransmitters use to travel am-57ss chi/facross the synaptic clm 7ha iscf/5s-eft?

  What is the name of the organelle on the surface olqj 664v14a nyz.a5x epppsq 0f the rough endoplasmic reticulum that is needed to synthesise p.64 6q40j nplea1axyzv 5 sqppolypeptide chains?

  Which of the following is truj6fa b6-yj8 h;mn+ nqt*l5 efxe of centrifugation?

  The image below is a micrograph of blood. o1p 7) t-cphmahj i,msc0inc(a y,1q 1


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 stagel7tg .fe2)jewidrq 73 of mitosis.

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

  The following micrograph shows part of a chloride cell. What statemenyscbzya- +w2 *t is true about the parts of the cell labelled X and a+yzs cb2-wy*Y?

  Identify the row which is correct regarding the components ) vasii9qp z+23y4keuof cells.

  Which of the following substances cannot pass through th(olcuc a,udvb mr1 l;e9ko54il2e 6:k e pores of the nuclear membric d5eoom6;:l4v(a9ulb, le u1k 2kcrane?

  Which of the following processes occur in prokaryotic cells but not eukaryotic fi pljsm,s- 8hd ng71hi :k9/sce 9m ki/ -1fnsgs7pjhid:hl8,slls?

  Which statement applies to a lysosomeun+jn kfbn8*/ ?

  Which technique was first developed to separatw02i.xvb 4gcpo1n5,u m s+j -rnzd7eje cellular components and isolate organelle npe,sow7c igdz1.r bux 4vm0jjn52- +s?

  Which of the following accuratelyyjie,z 0tg5r+gql r+6 describes a key difference in transcription between prokaryotzrly +jgqitg6+5r,0 e es and eukaryotes?

  The diagram shows the procev3rc8ej eas*/ss 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 free and b)+nsp)btg( ch j.y3bdound 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-yngjllzfl*y , yqfc*xnb8:hl04 (3n is completed?

1.Outline how gel electrop-zsu b* r7nee w+*ysv2rbf),vhoresis separates molecules and suggest a use for this serzfnuv, e yw)b b r2e*-s7+sv*paration technique.

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.