Biology AQA 3.2.2 structure of DNA

Description

Unit 2 Biology, AQA, specification point 3.2.2, structure of DNA
evie.daines
Note by evie.daines, updated more than 1 year ago
evie.daines
Created by evie.daines about 10 years ago
317
9

Resource summary

Page 1

DNA NUCLEOTIDE

BASES; Adenine, Thymine, Guanine, cytosine

BASE PAIRINGSA&TG&C (remember the curve)

Hydrogen bonds link the bases together. These are very weak and can be easily broken

DOUBLE HELIX STRUCTURECaused by positive and negative bonds which causes the structure to twist (secondary structure of proteins)

A sugar-phosphate backbone is formed by the hydrogen bond between base pairings.

New Page

Show full summary Hide full summary

Similar

Biology AQA 3.1.3 Cells
evie.daines
Biology AQA 3.2.5 Mitosis
evie.daines
GCSE AQA Biology - Unit 2
James Jolliffe
GCSE AQA Biology 1 Quiz
Lilac Potato
GCSE Biology AQA
isabellabeaumont
AQA Biology 8.1 structure of DNA
Charlotte Hewson
B3 Quiz
Tess Brockway
Enzymes and Respiration
I Turner
Biology Unit 1a - GCSE - AQA
RosettaStoneDecoded
Cells - Biology AQA B2.1.1
benadyl10
Biology AQA 3.1.5 The Biological basis of Heart Disease
evie.daines