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Explore the semi-conservative nature of DNA replication through Meselson and Stahl's groundbreaking experiment. This summary covers key processes including the roles of helicase, DNA polymerase, and the formation of leading and lagging strands. Ideal for AQA AS Biology students seeking a clear understanding of DNA replication mechanisms.

DNA Replication Insights

Revision note

Libbi Moran

Science

AQA AS Biology 3.1.5.2 DNA replication

Has detailed information and diagrams about diffusion and osmosis.

Explore the essential concepts of diffusion and osmosis, including definitions, processes, and real-life examples. This summary covers key terms like hypotonic, hypertonic, and isotonic solutions, as well as the role of concentration gradients and cell membrane transport. Ideal for students seeking clarity on these fundamental biological processes.

Understanding Diffusion & Osmosis

Márcia

Diffusion & Osmosis

Explore the key concepts of transport across cell membranes, including diffusion, passive transport, active transport, and osmosis. This summary highlights the movement of molecules in relation to concentration gradients and the role of selectively permeable membranes. Ideal for Nat5 Biology students studying Unit 1, Key Area 2.

Cell Membrane Transport Mechanisms

Mind map

Eleanor

Study note

English (US)

transport across cell membranes mindmap

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Transport Across Cell Membranes Mindmap

A revision sheet summarising Osmosis, Active Transport and Diffusion

Explore the key concepts of osmosis, active transport, and diffusion in this comprehensive summary. Understand the differences between hypotonic, isotonic, and hypertonic solutions, and learn how these processes affect cell behavior. Ideal for exam preparation and quick revision.

Transport Mechanisms Overview

Olivia

a guide sheet summarising osmosis, active transport and diffusion

osmosis, active transport and diffusion

Osmosis, Active Transport and Diffusion

Phospholids, proteins, diffusion, active transport, osmosis etc.

Explore the essential processes of cell membrane transport, including endocytosis, exocytosis, diffusion, osmosis, and active transport. Understand the roles of phospholipids, proteins, and water potential in maintaining cellular function. This summary covers key concepts such as hypertonic and hypotonic solutions, facilitated diffusion, and the fluid-mosaic model of membrane structure.

Brooke Gregory

Cell membranes and transport 

Diffusion and Osmosis colorful notes (GSCE)

Explore the essential concepts of osmosis and diffusion in this detailed summary. Understand how water moves through partially permeable membranes, the impact of concentration gradients, and the factors affecting diffusion rates. Ideal for GCSE biology students, this resource covers key terms and learning objectives related to cell membrane transport and passive processes.

Osmosis & Diffusion Explained

Lucía 

diffusion and osmosis colorful notes (gsce)

diffusion and osmosis 

Diffusion and Osmosis 

Notes on the topic of plasma membranes related to its structure and function. Suitable for AQA Exam board. 

Explore the structure and function of plasma membranes, focusing on integral and peripheral proteins, the fluid mosaic model, and the role of phospholipid bilayers. This summary is tailored for A Level Biology students, particularly those following the AQA exam board.

Plasma Membrane Structure

Milkshakemi

A level Biology - Plasma Membranes 

GCSE biology osmosis and diffusion notes 

Explore the principles of osmosis and diffusion in cell membrane transport. This summary covers key concepts such as the movement of water across partially permeable membranes, the process of diffusion, and examples of substance exchange in organisms. Ideal for GCSE biology students seeking to understand passive transport mechanisms.

Transport across cell membrane - diffusion

8 best study notes in Transport across cell membrane - diffusion