What mode of transport do neurotransmitters use to travel across the synapr;w26t i e3ysb;. evyu0o(f sqtic cleff2b;.sot;uw 3 eeivs ry(06qyt?

  What is the name of the organelle on the br 07.grk 5 ez8z*eyr(6zvl mptj12hksurface of the rough endoplasmic reticulum that is needed to synthesise polk6r2mg0e5lzh (y .z*87bprz vret 1j kypeptide chains?

  Which of the following is true of cen2*1g sm njy; tyuz++sotrifugation?

  The image below is a micrograph ofwsh(* pw9)gks ilm16:o(fx , ukt 9iks 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 stage of mitosih3k 2j ol59e1 mqpi5,khwf/dld kga).s.

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

  The following micrograph shows part of a chlorsi7kfg6 c5hhk i8(k+ vide cell. What statement is true about the 6 f7v k+ hg5ihi8csk(kparts of the cell labelled X and Y?

  Identify the row which isl;h w aepzx;8; correct regarding the components of cells.

  Which of the following substance: z3w,06+ucgrn0ki cf12wa xc. dr hz6sdswd1s cannot pass through the pores of the nuclear membrane awuk,z 6rd.321rfx0 d: ws1 nsgcicd06+c hwz?

  Which of the following processes ose90wh j 5 pwa-5bc7keccur in prokaryotic cells but not eukaryotic cellss-9c0eekb hww 7p 5ja5?

  Which statement applies to 1/1 z0geuao hya lysosome?

  Which technique was first developed to separate cellular hkhby;5( w( 4bu+3aw)rdbv xr components and isolate (r yrbbuxhw)w; d+(kbv h534aorganelles?

  Which of the following accurately dehqh3kv*c hy:7 uj /by1scribes a key difference in transcription between prokvu/yhkh7b *:1q3jyh caryotes and eukaryotes?

  The diagram shows the process of phagocytosis+9inap 4+0s vi0f uiys.

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 structuq, p1)bv02wcntb3 c zqre 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 ribosome aft.gd:lk eh:09 tfqie 7mer translation is completed?

1.Outline how gel electrophoresis separates molecules and suggest aqhhh3f ,7i y1i use for this sepayf,iq3hhih 17 ration 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.