What mode of transport do neurotransgpwmmf+pap kgp 9-(65mitters use to travel across the synaptic clef-wm a9 +( mpgkpf5p6gpt?

  What is the name of the organelle on the surface of the (4;ex4(warr/a d16z3c yvy*qzwlwa k rough endoplasmic reticulum that is ;xdy4(wc*6za/ew13r ya4za w kqr(vlneeded to synthesise polypeptide chains?

  Which of the following is true of centrifugation? q /imwoxkt9a-vhc. +cqn6/jn hs45b5

  The image below is a micrograph ofa 1 / p*0n/+sxnk7nh)r xnad2rnhe0kn 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 proc2 m rkke-;n58bhz *e(qtk;zc phase, an early stage of mitosis.

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

  The following micrograph shows part oylnsl8d 5d(ytby p tsk 38+lg22p 4k1of a chloride cell. What statement is true about the parts of the y+ 5 ld4y sg8(d slpnk1l2o3 ykbtt8p2cell labelled X and Y?

  Identify the row which is correct fv 9y58fo ,dpjuv,eepp2c o7 t.jke*(regarding the components of cells.

  Which of the following substances cannot pass through the pores of the nuclear mo+ u+7 e oip;4kev9gywembro+eioe+w 94p7ygvku ;ane?

  Which of the following processes occur in prokaryotic celoy/udafjc 75(h,wm- uls but not eukaryotic cefuc( -y /a5,o mjhdu7wlls?

  Which statement applies to a lysosotu htsw:,o (:50 6)zop3yk9jg fuhskqme?

  Which technique was tr-dv 9lnar4aewgih1-)yxtx6; +vzq0b pc25 first developed to separate cellular components and isolate organelw0ntatp9 a4 6- ;v b ic-qr+hy1v5zgxdx) el2rles?

  Which of the following accurate1utcntr v/4, )ki: qhg1 b1evlly describes a key difference in transcription between prokaryotes andq v/u1:nr,bvkt1i 4) l ch1egt eukaryotes?

  The diagram shows the proces6 l(bryix;c 7y40 peot gt3yycqm65 )ns 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 struw brxyjfvj1 . 6).vn05l/mnfdcture and function 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 :6yvegmbx7nxx;y.m (8q mtd9 ribosome after translation is completed?

1.Outline how gel electrophoresis )3hec in/11p8uyvefqseparates molecules and suggest a use for this separatiyeip1/q)8 ve13 nh ufcon 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.