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Question Answers Extra information Mark AO / Spec. Ref. 01.1 any two from: • (microscope) slide • cover slip • dye / stain allow named dye / stain ignore water 2 AO1 4.1.1.5 RPA1 • (mounted) needle • pipette / dropper • scalpel • forceps / tweezers ignore knife allow swab (to collect cells) 01.2 eyepiece / lens do not accept objective lens 1 AO1 4.1.1.5 RPA1 01.3 to focus (the image / cells) allow to make the cells / image clear(er) allow to...

MARK SCHEME – AS PHYSICS – 7407/2 – JUNE 2023/2024 Question Answers Additional Comments/Guidance Mark AO details 01.1 Max one from:  internal ray is a radius (of the block) OR internal ray travels along a normal OR ray meets (glass-air) boundary at 90 OR angle of incidence is zero (so angle of emergence/refraction is zero) 1 2.1c 01.2 Straight line ruled from centre of protractor through ABC  Takes a pair of readings: 24 or 66; and angle consistent ...

AS CHEMISTRY JUNE 2021 Question Marking guidance Additional Comments/Guidelines Mark 01.1 the outer electron is in a higher (energy) level / there is an increase in shielding / the atoms get larger / more shells There is a weaker attraction between the nucleus and the outer electron. Mark independently 1 1 (2 x AO1) Question Marking guidance Additional Comments/Guidelines Mark 01.2 Mg2+(g) → Mg3+(g) + e– Mg2+(g) + e– → ...

Candidates are expected to: AO1 Demonstrate knowledge of terms, concepts, theories, methods and models to show an understanding of how individuals and organisations are affected by and respond to business issues This occurs when students demonstrate knowledge of relevant terms, concepts, theories, methods and models to show an understanding of how individuals and organisations are affected by and respond to business issues. AO2 Apply knowledge and understanding to various business contexts t...

given, will still mean that the mark is not awarded. Question Marking Guidance Mark Comments 01.1 B: is hydrolysed in the ileum and a product of this hydrolysis is found in micelles; A: is formed by a condensation reaction between two α-glucose molecules; C: is formed by the action of DNA polymerase; B: gives a positive result in an emulsion test; 4 (4 x AO1) Question Marking Guidance Mark Comments 01.2 1. Facilitated diffusion of amino acid (into cell wh...

Question Answers Additional Comments/Guidance Mark ID details 01.1 Total energy supplied (= Pt) =12  890 = 10 680 (J) 1 Heat energy evaporate nitrogen at its boiling point (= ml) = 0.05  2.0  10 = 10 000 (J) 2 (Use of

HESI PHAMACOLOGY REVIEW 2024. (Chapter 01 the Nursing Process and Drug Therapy) QUESTIONS WITH CORRECT ANSWERS. LATEST UPDATE 2024. GUARANTEED A+.