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2.1 Identify the MAMMALIAN tissues A, B and C correctly. (3)

1.3 Indicate whether each of the statements in COLUMN I applies to A ONLY, B ONLY, BOTH A and B or NONE of the items in COLUMN II. Choose A, B, BOTH A and B or NONE from the dropdown list.   2X2 (4)

3.2 The extract above uses the term “apoptosis”.  Explain what you understand by this term. (2)

2.4 Identify the parts of the tissues labelled X, Y and Z. (3)      

Which business is the only organized private business given explicit constitutional protection? 

COLUMN I      COLUMN II  1.3.1  Sclerenchyma cells all have:  A.    Lignin  B.    Cellulose [A]  1.3.2  Parenchyma cells all have:  A.    Large intercellular spaces between the cells  B.     Large vacuoles   [B]

2.3 Give a reason for your answer to question 2.1.2. (1)

3.3 Read the last paragraph again, carefully.  Mention THREE different types of therapies/treatments that researchers have developed to treat cancer. (3)

1.2.1 Provide labels for the parts of the cell numbered 1 and 2. (2)  

3.4 Explain the difference between the two cancers: leukaemia and melanomas. (2)