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1. This coloration shows the presence of iron oxides.

2. This yellow coloration is also visible in serum and plasma specimens in vitro.

3. Many distasteful insects have bright coloration which, so biologists suppose, has evolved as a protection against predators.

4. But some edible insects mimic the bright coloration to throw off their enemies.

5. The black coloration is due to charcoal fragments from burnt wood.

6. Yet aposematic coloration has not always evolved among kin-grouped prey and we need to identify the variables that are of evolutionary importance.

7. Sexing is by coloration, the male is a reddish colour, deepening during the breeding season.

8. Summer often brings a green coloration caused by dense growths of unicellular green algae stimulated by excess light.

9. This coloration is not a constant character; it varies according to the light.

10. Another strange quality of warning coloration is that it varies remarkably little from one species to the next.

11. Young specimens of this species have an orange-red coloration on the dorsal surface.

12. Red coloration is associated with aggression in many animals.

13. Vocals were clear and defined, with virtually no coloration.

14. The species differ in their behavior and coloration.

15. Coloration of EBN will fade upon soaking, but the water used for soaking should remain colourless.

16. Combining function and style, the veining and coloration run though the entire depth of each Mystera product for easy maintenance and durability.

17. The coloration of some animal is like that of their surroundings.

18. Melanin is the primary pigment producing brown coloration of the skin.

19. Given strong light, the plant will grow stronger, with deep coloration.

20. Soon the soft sandstone of Glen Canyon was replaced by the fabulous coloration of Marble Canyon.

21. Echeverias are softer in form, many having good flowers and subtle leaf coloration.

22. Even if you shed your red suspenders and adopted protective coloration, you were easily identifiable as a trainee.

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23. As far as Poulton was concerned, the fact that many animals possessed protective coloration proved the effectiveness of natural selection.

24. I had a wife who after twenty-five years of marriage took on the coloration of the 196os.

25. These fall into a tank and after some clandestine coloration and perfumery are packaged and sold.

26. Throughout its range of 2 octaves it is capable of infinitely varied coloration and texture, from silky velvet to deliberate ugliness.

27. The rims of the eyes also have this same bright blue, and they retain this coloration in the adult stage.

28. The effects of some hindered amine light stabilizers(HALS) and antioxidants on the radiation-induced coloration of polyethylene(PE) are studied by measuring the yellowness index(YI) of PE.

29. Cinnamon twig was identified with petroleum ether(60-90 )-ethyl acetate(17:3) as developer and dinitrophenylhydrazine ethanol solution as coloration using silica gel G.

30. Aimed at the mesh model used for engineering analysis, a coloration algorithm based on the topologic graph is presented.