Une chem - Study guides, Class notes & Summaries

AQA GCSE CHINESE (MANDARIN) 8673/RH Paper 3 Reading Higher Tier Mark scheme June 2023

AQA GCSE CHEMISTRY Higher Tier Paper 2 QP JUNE 2024

AQA GCSE CHEMISTRY 8462/2H Paper 2 Higher Tier Mark scheme June 2023

This is the final mark scheme

AQA GCSE COMBINED SCIENCE: TRILOGY8464/C/1F Chemistry Paper 1F Mark scheme June 2023 Version: 1.0 *JUN238464C1F01* IB/M/Jun23/E5 8464/C/1F For Examiner’s Use Question Mark 1 2 3 4 5 6 7 TOTAL Monday 22 May 2023 Morning Time allowed: 1 hour 15 minutes Materials For this paper you must have: • a ruler • a scientific calculator • the periodic table (enclosed). Instructions • Use black ink or black ball-point pen. • Pencil should only be used for drawing. •...

A LEVEL GCE Chemistry A H432/02: Synthesis and analytical techniques Mark Scheme for June 2023

An enzyme has a mutation within the substrate-binding site that reduces the binding of the coenzyme needed for covalent catalysis. Which of the following is likely to result as a consequence of this mutation? a. the enzyme will use and alternative coenzyme for the reaction b. the enzyme will not be able to bind to the substrate c. The enzyme will not be able to form the transition state complex d. The enzyme will function normally correct answer: c. The enzyme will not be able to form the t...

In the fasted state, fatty acyl-CoAs are transported across the mitochondrial membrane. The transport of fatty acids via carnitine palmitoyl transferase 1 can be directly inhibited by which of the following compounds? correct answer: Malonyl-CoA An individual is on a hunger strike and has not eaten in 13 days. Which of the following best describes their metabolic state? correct answer: The brain will be preferentially oxidizing ketones. Ketonuria, hyperglycemia and severe acidosis are pr...

GCSE COMBINED SCIENCE: TRILOGY 8464/C/2H Chemistry Paper 2H Version: 1.0 Final *JUN238464C2H01* IB/M/Jun23/E7 8464/C/2H For Examiner’s Use Question Mark 1 2 3 4 5 6 TOTAL Tuesday 13 June 2023 Morning Time allowed: 1 hour 15 minutes Materials For this paper you must have: • a ruler • a scientific calculator • the periodic table (enclosed). Instructions • Use black ink or black ball-point pen. • Pencil should only be used for drawing. • Fill in the boxes at t...