Biology
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June 2003
GCE A AND AS LEVEL
MARK SCHEME MAXIMUM MARK: 40
SYLLABUS/COMPONENT: 9700/01 BIOLOGY Paper 1 (Multiple Choice)
Page 1
Mark Scheme A/AS LEVEL EXAMINATIONS – JUNE 2003
Syllabus 9700
Paper 1
Question Number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
Key D A C C A C D A B A B C B C D A D A C C
Question Number 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
Key D B B A C C B B C D A C C D B B D B B C
TOTAL 40
© University of Cambridge Local Examinations Syndicate 2003
June 2003
GCE A AND AS LEVEL
MARK SCHEME MAXIMUM MARK: 50
SYLLABUS/COMPONENT: 9700/02 BIOLOGY Paper 2 (Theory 1)
Page 1
Mark Scheme A/AS LEVEL EXAMINATIONS – JUNE 2003
Syllabus 9700
Paper 2
KEY a semi colon ; an oblique line / R A AW underlined with a straight line D L Q indicates a separation of marking points indicates alternative wording or acceptable alternative means reject means accept means 'alternative wording' accept this word only, no alternative word is acceptable represents quality mark(s) awarded for diagrams, as indicated on the Mark Scheme represents mark(s) awarded for labels on diagrams, as indicated on the Mark Scheme represents quality of expression and is used for marks awarded on free-response questions
© University of Cambridge Local Examinations Syndicate 2003
Page 2
Mark Scheme A/AS LEVEL EXAMINATIONS – JUNE 2003
Syllabus 9700
Paper 2
Question 1 (a) (b)
Expected Answers C, E, D, B; centromeres have divided/duplicated; R. split R. replicated (sister) chromatids/(daughter) chromosomes pulled/moved/ separate/migrate to (opposite) poles; ref. to the spindle/microtubules/spindle fibres; R. fibres replication/DNA synthesis; assembly of nucleotides/polynucleotide (chain) formed; (alongside) old/original/both strands, act as template; by base/complementary pairing/ A-T and G-C; quantity of DNA doubles/two new double helices formed;
June 2003
GCE A AND AS LEVEL
MARK SCHEME MAXIMUM MARK: 40
SYLLABUS/COMPONENT: 9700/01 BIOLOGY Paper 1 (Multiple Choice)
Page 1
Mark Scheme A/AS LEVEL EXAMINATIONS – JUNE 2003
Syllabus 9700
Paper 1
Question Number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
Key D A C C A C D A B A B C B C D A D A C C
Question Number 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
Key D B B A C C B B C D A C C D B B D B B C
TOTAL 40
© University of Cambridge Local Examinations Syndicate 2003
June 2003
GCE A AND AS LEVEL
MARK SCHEME MAXIMUM MARK: 50
SYLLABUS/COMPONENT: 9700/02 BIOLOGY Paper 2 (Theory 1)
Page 1
Mark Scheme A/AS LEVEL EXAMINATIONS – JUNE 2003
Syllabus 9700
Paper 2
KEY a semi colon ; an oblique line / R A AW underlined with a straight line D L Q indicates a separation of marking points indicates alternative wording or acceptable alternative means reject means accept means 'alternative wording' accept this word only, no alternative word is acceptable represents quality mark(s) awarded for diagrams, as indicated on the Mark Scheme represents mark(s) awarded for labels on diagrams, as indicated on the Mark Scheme represents quality of expression and is used for marks awarded on free-response questions
© University of Cambridge Local Examinations Syndicate 2003
Page 2
Mark Scheme A/AS LEVEL EXAMINATIONS – JUNE 2003
Syllabus 9700
Paper 2
Question 1 (a) (b)
Expected Answers C, E, D, B; centromeres have divided/duplicated; R. split R. replicated (sister) chromatids/(daughter) chromosomes pulled/moved/ separate/migrate to (opposite) poles; ref. to the spindle/microtubules/spindle fibres; R. fibres replication/DNA synthesis; assembly of nucleotides/polynucleotide (chain) formed; (alongside) old/original/both strands, act as template; by base/complementary pairing/ A-T and G-C; quantity of DNA doubles/two new double helices formed;