A cure for the colour blind? – answers

true/false

1. The monkey is taking a vision test. T: a colour vision test
2. The test is usually taken by children across the USA. F: all over the world
3. The monkey is pointing out colourless blocks on coloured screens. F: the opposite coloured blocks on a colourless screen
4. He receives grapes as a reward. F: he receives grape juice
5. The monkey is colour blind. F: he was colour blind but is no longer
6. He had particular problems with red and green. T
7. The monkey has received new genes to his retinas. T
8. The genes help him to see brighter colours. F: to see red and green
9. The therapy will last 18 months. F: it is now 18 months since the therapy began
10. He can distinguish different shades and brightness of colour. T: he can see different hues with several variations of intensity