What mode of transport do neurotransmitters use to travel across the synaptic c(sv9- k)iq ncplefcq)pvk( -i s9nt?

  What is the name of the organelle on the surface ofbm/ ako5sq :x50gm fj( the rough endoplasmic reticulum that is nee /kmfoqmgs:(bx 0 55ajded to synthesise polypeptide chains?

  Which of the followi jsz.,ecpt clfzks*q5864l 2- nf+j vsng is true of centrifugation?

  The image below is a micrograp uh:ho4b33 keph of 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, an early stawu1gd ol2d/. c ej.7ctge of mitosis.

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

  The following micrograph shows part .xea6s7m7p7) - 8w q/)vdpmzzdfzn0,eonouuof a chloride cell. What statement is true about the parts of the cell label d z86z0duu, q/xnz.vp7oe)e 77s fm)-opmwnaled X and Y?

  Identify the row which is correct regarding the components of c8 ca 0sg qznhx0w*6dk76e4vko ells.

  Which of the following substances cannot pass through thertb+bhq/x x -+0vw;a j pores of the nuclear membraxxb-qb h avwt ;0r/+j+ne?

  Which of the following processes occur in prokaryotic cells but not-k/) tmpxg d8o eukaryotic c xt/d)p8-gm koells?

  Which statement applies to a lysoso.d itj.8, jfdhme?

  Which technique was first developed to separate cellular components and isolate sj/f6xkczeqzs4f-i:l+e;tak4f +t 7 46 aecel7+/;xk+t4:s k-f iqj ztzfsforganelles?

  Which of the following accurately describes a key diff//-e)c(rhvj- tm na ezerence in transcription betweec-a hzm/)v/e e tjn-(rn prokaryotes and eukaryotes?

  The diagram shows the process 2bm:+ah99 rxs x:kezvg2 rbd1of 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 ay+ 4ijjzo*t.qw t(wyth; wh:;ka-tm(q-l/eand 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 ribosome after translatio0c:bm ym dg51 .ttgwun31m7yyn is completed?

1.Outline how gel electrophoresis separates mji dhm)e/) 9 -wx4dp9c wzbe3folecules and suggest a use for this separatioj)9 wm3c/ 9xpz)ewdhif-e4db n 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.