Inheritance, variation and evolution 5.0 / 5 based on 1 rating ? ScienceEvolutionGCSEAQA Created by: undeadsmurf2014Created on: 09-06-18 21:36 27845316 Across 1. The remains of organisms from millions of years ago, which are found in rocks. (7) 4. A change in the inherited characteristics of a population over time through a process of natural selection which may result in the formation of a new species. (9) 5. Which structure contains DNA? (10) 6. The process by which humans breed plants and animals for particular genetic characteristics. (9, 8) 7. A polymer made up of two strands forming a double helix (3) Down 2. A process which involves modifying the genome of an organism by introducing a gene from a different organism to give a desired characteristic. (7, 11) 3. The entire genetic material of an organism (6) 8. All species of living things have evolved from simple life forms that first developed more than 3 billion years ago. (7, 9)
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