Biology Keywords 5.0 / 5 based on 1 rating ? BiologykeywordsA2/A-levelEdexcel Created by: nickCreated on: 19-01-14 18:16 6231078591 Across 1. Where an area of land has been destroyed and its left to bare soil which allows pioneer species to colonise on until climax community. (9, 10) 2. Short Tandem Repeats- sequences of repeated bases (4) 5. the role of an organism in its environment eg. interaction with food, habitat, feeding times. (5) 7. coding sections of dna (5) 10. the electron carrier/ carries the H and electrons and is the reducing power for the L-IR (9) Down 2. the forming of a new species due to reproductive isolation. (10) 3. populations occupy different habitats inthe same area so they do not meet one another to breed. (7, 9) 6. polymerase chain reaction- used to amplify DNA (3) 8. a line that is placed along a region at regular intervals quadrats are taken. (8) 9. ATP and energy (3, 2, 0)
Comments
No comments have yet been made