4 Circle the correct word.
There was an experiment/exploration to test the levels of sugar in the blood
1 These animals only explore/exist in South America - nowhere else.
2 They're going to explore/analyse the area to see what they can find.
3 The discovery/invention of the electric light bulb changed people's lives.
4. Scientists have carried out/confirmed experiments on animals,
5 Who invented/discovered the life-saving drug penicillin?
6 We've got the data, so now we need to analyse/explore it.​