6th year Biology - Ms. Evelyn

2. The specific area or environment where an organism lives
3. An organism whose cells lack a true nucleus and membrane bound organelles
6. The first stage of respiration that breaks down glucose in the cytoplasm without oxygen
7. The green pigment that traps sunlight in plant cells
8. The study of the relationships between living organisms and their environment
10. The movement of molecules from high to low concentration across a gradient
12. Type of nuclear division that produces two identical diploid daughter cells
13. A biological catalyst that speeds up reactions without being used up
15. The structural carbohydrate found in plant cell walls
16. The movement of water molecules across a semi permeable membrane from high to low water concentration
17. Term used to describe an enzyme that has permanently lost its shape and function
18. The primary monosaccharide produced during photosynthesis and broken down in respiration
19. General term for organic chemical compounds produced and used by living organisms

1. The process by which green plants make food using light energy
4. The cellular organelle responsible for protein synthesis
5. The organelle where aerobic respiration takes place in eukaryotic cells
6. A length of DNA that codes for a specific protein
9. An alternative form of a gene located at the same locus on a chromosome
11. The specific substance upon which an enzyme acts
14. Type of nuclear division that halves the chromosome number producing four haploid cells