11.52 Choose the correct word.
1 There is a huge variety/variation between
petal shape and colour in plants
2 I'm very interested in pursuing a career in
genetics/genetic
3 we haven't tested it on a(n) living/alive organism
yet.
4 We can use DNA in order to carry out an
accurate paternal/paternity test.
5 The invention of the optic/optical lens was a
great moment in the history of biology.​