H422 - Study guides, Class notes & Summaries

Oxford Cambridge and RSA A Level Biology B (Advancing Biology) H422/01 Fundamentals of biology

2023 OCR GCE A LEVEL BIOLOGY B (H422-02 MARK SCHEME) Scientific literacy in biology (1)

2 OCR 2023 Section A You should spend a maximum of 40 minutes on this section. Write your answer for each question in the box provided. 1 The image shows an erythrocyte after being placed in a solution. Which option explains the appearance of the erythrocyte? A The solution was distilled water. B The water potential of the solution is equal to the water potential of the cytoplasm of the erythrocyte. C The water potential of the solution was less negative than the cytoplasm of the eryth...

OXFORD CAMBRIDGE AND RSA 2024 GCE Biology B H422/03: Practical skills in biology A Level QUESTION PAPER AND MARKING SCHEME MERGED

Oxford Cambridge and RSA A Level Biology B (Advancing Biology) H422/03 Practical skills in biology QUESTION PAPER AND MARKING SCHEME (MERGED)

OXFORD CAMBRIDGE AND RSA 2024 GCE Biology B H422/01: Fundamentals of biology A Level ACTUAL PAPER AND MARKING SCHEME MERGED

OXFORD CAMBRIDGE AND RSA GCE Biology B H422/02: Scientific literacy in biology A Level QUESTION PAPER AND MARKING SCHEME MERGED 2024

Oxford Cambridge and RSA A Level Biology B (Advancing Biology) H422/02 Scientific literacy in biology question paper with merged marking scheme

2023 OCR GCE A LEVEL BIOLOGY B (H422-03 MARK SCHEME) Practical skills in biology (1)

Apoptosis is the programmed cell death of damaged or unwanted cells. (a) Fig. 1.1 shows a transmission electron micrograph (TEM) of apoptosis of a leucocyte. Fig. 1.1 A B C (i) Name the following structures and processes shown in Fig. 1.1: • the structure labelled A forming in the cell surface membrane • the process occurring to the organelle labelled B • the structure labelled C. Structure A ...........................................................................................