AQA GCSE Combined Science Trilogy · 8464
Specification 4.6.1.3, 5.2.1.4, 5.2.2.5, 5.7.1.2, 5.7.1.4 · Paper 2, Paper 3, Paper 4
A large molecule made from many smaller repeating units joined together.
Revise: DNA and the GenomeDNA is a polymer, meaning a large molecule built from many smaller repeating units joined together. It consists of two strands twisted around each other into a double helix. Imagine a ladder twisted along its length: this gives a useful picture of the overall shape.
- Revise: Covalent Bonding and Structures
A substance made of very large molecules containing many repeating units joined by covalent bonds.
- Revise: Properties of Polymers
A substance consisting of very large molecules in which a group of atoms repeats many times, joined by covalent bonds.
2 more notes
- Revise: Fractional Distillation
A substance made of very large molecules built from many repeating units.
- Revise: Cracking and Alkenes