- Study guides, Class notes & Summaries

what is RNA? - ribonucleic acid MRNA and TRNA single stranded shorter AU CG what are biological molecules? - molecules made and used by living organisms eg. lipids, carbs, DNA, AT, water, inorganic ions what are the functions of carbohydrates? - -energy source (respiration) -energy store (starch and glycogen) -structure (cellulose) ATP structure? - 1 adenosine 3 phosphates ADP and energy= ATP condensation reaction using ATP synthase carries energy in bonds hydrolysis breaks down in...

-

31 pages

Written in 2022/2023

Grade A+

Brainarium

What are the three ways a pathogen can damage hosts cells? - 1) rupturing them to release nutrients inside them 2) breaking down nutrients inside the cell for their own use. This starves and eventually kills the cell. 3) replicating inside the cells and bursting them when they're released What are the two ways pathogens cause disease? - 1) production of toxins 2) cell damage What are the lifestyle factors that can affect your chances of getting cancer? - 1) smoking 2) excessive exposure ...

-

10 pages

Written in 2022/2023

Grade A+

Brainarium

AQA AS Level Biology Paper 2 Question Paper and Markscheme 2026 VERIFIED Exam Question with 2026 | Current Edition Solutions Alleles that are neither dominant nor recessive to one another, so both alleles are always expressed in the phenotype. - answer - Codominant The inheritance of a single gene - answer - Monohybrid inheritance Physical, behavioural, biochemical expression of an organisms genotype - answer - Phenotype The type of genes an individual has - answer - Genoty...

-

48 pages

Written in 2026/2027

Grade A+

aldrisraand

AQA As level Biology Paper 1 2026 Mark Scheme

-

7 pages

Written in 2026/2027

Grade A+

TOPSGRADES

Aqa As Level Biology Final Paper

-

10 pages

Written in 2026/2027

Grade A+

TopGradeInsider

Aqa As Level Biology Final Paper Questions

-

46 pages

Written in 2026/2027

Grade A+

TopGradeInsider

Aqa As Level Biology Examination Test Questions With Answers

-

56 pages

Written in 2026/2027

Grade A+

TopGradeInsider

Aqa As Level Biology Exam

-

19 pages

Written in 2026/2027

Grade A+

TopGradeInsider

Aqa As Level Biology Exam Script

-

19 pages

Written in 2026/2027

Grade A+

TopGradeInsider

Aqa As Level Biology Comprehensive Exam Questions With Solutions

-

8 pages

Written in 2026/2027

Grade A+

TopGradeInsider

Aqa As Level Biology Actual Exam Paper Questions With Solutions

-

15 pages

Written in 2026/2027

Grade A+

TopGradeInsider

Aqa As Level Biology Actual Final Practice Exam Prep With All Possible Complete Detailed And Most Tested Practice Questions And 100% Correct Verified Answers Fully Solved With Certified Rationales Plus Reliable Answer Key (100% Complete Solutions) Q&A Updated Version 100% Guaranteed Pass Instant Download Pdf

-

34 pages

Written in 2026/2027

Grade A+

DREAMCHASER

AQA AS-Level Biology 7401/2 Paper 2 2026 | Comprehensive Biology Practice Questions with Verified Answers & Explanations | Latest AQA AS Biology Specification & Exam Preparation

-

19 pages

Written in 2026/2027

Grade A+

verifiedtestbank2026

AQA AS-Level Biology 7401/1 Paper 1 2026 | Comprehensive Biology Practice Questions with Verified Answers & Explanations | Latest AQA AS Biology Specification & Exam Preparation

-

17 pages

Written in 2026/2027

Grade A+

verifiedtestbank2026

Aqa As Level Biology Questions And Answers

-

16 pages

Written in 2025/2026

Grade A+

Bestsam

Aqa As Level Biology Actual Exam

-

69 pages

Written in 2025/2026

Grade A+

Bestsam

Aqa As Level Biology Questions And Answers

-

13 pages

Written in 2025/2026

Grade A+

Bestsam

AQA AS -Level Biology May 2026 Paper 1 question paper [VERIFIED]

0.0

(1)

31 pages

Written in 2025/2026

Grade A+

TutorRicks

2025 Aqa As-Level Biology Paper 2 May Question Paper And Mark Scheme Merged

-

57 pages

Written in 2025/2026

Grade A+

Joshuaalbert

2025 Aqa As-Level Biology Paper 1 May Question Paper And Mark Scheme Merged

-

51 pages

Written in 2025/2026

Grade A+

Joshuaalbert

Aqa As Level Biology Final Paper 2026 Questions With Answers Graded A+

-

46 pages

Written in 2025/2026

Grade A+

FocusFile7

Aqa As Level Biology Examination Test 2026 Questions With Answers Graded A+

-

56 pages

Written in 2025/2026

Grade A+

FocusFile7