GCSE Biology |
Unit
number |
Topic
title
further information (originating from the Edexcel
Specification)
*
updated September 2007
|
Support material
available on this site |
Resources
available from external sites |
| B1 |
a |
1. *Environment |
Feeding relationships
Competition
Food
chains and webs
Examples of food chains
Measuring population sizes
Ecological
pyramids
Conversion
of biomass and energy
Alien
Invasions
Predator
prey interdependence
Natural Selection
|
ECOSYSTEMS
HUMANS AND THE ENVIRONMENT
|
Can GM save the world? The BBC Horizon programme sent Jimmy Doherty - an advocate of sustainable farming - on a personal mission to get at some of the truths on GM.
Post about this programme on the
Bioethicsbytes site (filtered by my school network!)
Extracts below:
Amish farmers embrace GM crops - BBC video showing corn borer larvae
How to create a GM plant - BBC video
Darwin stuff
Open University Darwin site
(from the above)
Devolve Me - see yourself as you would have looked as an early human
|
| 2. *Genes |
The two methods of reproduction
Follow-on information from above:
strawberries
potatoes
bananas
onions
apples
bacterial reproduction
Genetic fingerprinting
Genes, DNA and Chromosomes
Human genome project
Gene therapy
Cloning for body part transplants
Rabbit
genetics
Pedigrees
|
DNA STRUCTURE, REPLICATION and NUCLEAR DIVISION
Asexual reproduction and artificial propagation
As above - might not be filtered
Another attempt
CLONES and CLONING
Cell division and chromosomes
VARIATION, HEREDITY AND ENVIRONMENT
GENETICS
GENETIC INHERITANCE DIAGRAMS
GENETIC PEDIGREES
MANIPULATING GENES
|
Thanks biotutors!
Peppered moth simulation
Stem Cells in The Spotlight
Transgenic cloning to make chocolate milk!
Cloning mini mouse
Scientific American Gene Hunters
|
| b |
3. *Electrical and Chemical Signals |
Measuring Reaction Times (modified) [word
document]
Table
converting drop distance to time [excel spreadsheet]
Nervous
co-ordination
Passage
of nervous impulses
Voluntary
and reflex actions
How
the eye works
The
iris reflex
Hormonal
control of the menstrual cycle |
THE BRAIN AND NERVOUS SYSTEM
RESPONSE AND CO-ORDINATION & DRUGS
BLOOD
HORMONES AND THE ENDOCRINE SYSTEM
THE HUMAN REPRODUCTIVE SYSTEM
Birth control
PREGNANCY AND BIRTH
THE EYE AND VISION
|
Reaction
times testers
Sheep
Traffic light
How many boxes can you check in 30 seconds?
Bigger stimulus prompt |
|
| 4. *Use, Misuse and Abuse |
Opiates and cannabinoids
Paracetamol
Spiders on drugs video
Microbes
and disease
Methods of microbial transmission
The
body’s defence systems against microbial diseases
Tuberculosis
TB
prevention and control
The
distribution of TB |
MICRO-ORGANISMS CAUSING DISEASE
|
Some recommended URLs |
| B2 |
1. *Inside
Living Cells |
Aerobic
respiration
Effects of exercise
|
DNA STRUCTURE, REPLICATION and NUCLEAR DIVISION
DNA and PROTEIN SYNTHESIS
Micro-organisms as alternatives in food production
|
| |
| 2. *Divide and Develop | |
DNA STRUCTURE, REPLICATION and NUCLEAR DIVISION
|
|
| 3. *Energy Flow |
|
Cell structure
CYCLES IN THE ECOSYSTEM |
|
| 4. *Interdependence |
|
|
Extreme environments
Links to some good video material
|
| B3 |
1. *Biotechnology |
Pharmaceutical molecules in 3-D
aspirin
taxol
quinine, artemesinin etc
Functional foods
Microbial products
|
FERMENTATION USING OTHER MICRO-ORGANISMS
MANIPULATING GENES
|
BBC news etc files on Stem Cells |
| 2. Behaviour
in Humans and Other Animals | Feeding behaviour
Domestication of animals by Man |
National Geographic videos embedded on BioTopics
Apes with tools
Chimps with tools
Chimps use tools to hunt mammals
"Genius" chimp outsmarts tube
Musk Oxen vs wolves
Working Dogs
Born to Run
Wildebeest Migration
Cheetah vs gazelle
Amazing Antlers
|
Association for the Study of Animal Behaviour
Association for the Study of Animal Behaviour
GCSE exercises from above
Patterns of Life: Moths, Adaptations and Predators
National Geographic Videos
|