BIOLOGY TERMS

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Across
  1. 6. Structures made of DNA that carry genes, found in the nucleus.
  2. 9. A sequence of organisms, each of which serves as food for the next.
  3. 13. The movement of molecules from an area of high concentration to low concentration.
  4. 15. The genetic makeup of an organism, including its specific genes.
  5. 16. A chemical substance that regulates body functions, like growth or metabolism.
  6. 17. The process by which male and female reproductive cells unite to form a new organism.
  7. 18. A change in the DNA sequence, which can lead to genetic variation.
  8. 19. The process of maintaining a stable internal environment within an organism.
  9. 20. A group of individuals of the same species living in the same area.
  10. 23. A community of living organisms and their physical environment.
  11. 25. The part of the cell that contains the DNA and controls cell activities.
  12. 26. The "powerhouse" of the cell, responsible for energy production.
  13. 28. Organelles in plant cells that help with photosynthesis.
  14. 29. An animal that is hunted and eaten by predators.
Down
  1. 1. The physical traits or characteristics of an organism resulting from its genotype.
  2. 2. The ability of an organism to resist infection or disease.
  3. 3. A group of organisms that can reproduce and produce fertile offspring.
  4. 4. The process by which plants make their own food using sunlight.
  5. 5. The process by which species change over time through natural selection.
  6. 7. The process by which cells break down glucose to release energy.
  7. 8. A protein produced by the immune system to neutralize foreign invaders like bacteria or viruses.
  8. 10. A segment of DNA that determines a particular trait or characteristic.
  9. 11. A relationship between two different species where both benefit or depend on each other.
  10. 12. The variety of life forms in an ecosystem.
  11. 14. An animal that hunts and eats other animals.
  12. 21. The molecule that carries genetic information in cells.
  13. 22. The basic unit of life, all living organisms are made of cells.
  14. 24. A protein that speeds up chemical reactions in the body.
  15. 27. The movement of water molecules across a membrane from a low to high concentration.