B1 Quiz

In some cases, several ❌ work together to determine a feature. A good example of this is ❌ colour. Human eye colour does not follow a simple ❌ of inheritance, because it is ❌ by a ❌ of different genes. As a result, there is a wide ❌ of eyes colours in humans. This is an example of ❌ variation, where there is a wide range of possible ❌.

Clones are individuals with ❌ genes. Bacteria, plants and even some ❌ can reproduce ❌ to form clones. In asexual reproduction, only one ❌ is involved, so the offspring has identical ❌ to the parent. As clones have identical DNA, any differences between clones and their parents are likely to be due to the ❌ which they are in, rather than to their ❌.