Biology - B1 0.0 / 5 ? BiologyKey TermsGCSEEdexcel Created by: StarrsCreated on: 17-10-14 18:27 43251 Across 1. Characteristics change to suit a specific habit or environment, allowing them to survive there (11) Down 2. These are neither one species nor another but they show characteristics of both parents. They are usually infertile, although, not always. (6) 3. Differences in characteristics (9) 4. This involves sorting living things into groups based on their characteristics (14) 5. A group of organisms that can interbreed to produce fertile offspring (7)
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