Science 9 Quarter 1

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Across
  1. 2. A simple sugar that provides energy for cells.
  2. 5. A form of dominance where the heterozygous phenotype is intermediate.
  3. 6. A group of individuals of the same species living in a particular area.
  4. 8. The gel-like substance inside cells where cellular processes occur.
  5. 9. A condition where a person is unable to distinguish certain colors.
  6. 11. A genetic situation where both alleles are fully expressed.
  7. 13. The structure that divides the nostrils of the nose or the chambers of the heart.
  8. 14. Small airways in the lungs that lead to the alveoli.
  9. 17. Different versions or forms of a gene.
  10. 18. The organ responsible for breathing and smelling.
  11. 20. Having two identical alleles for a particular gene.
Down
  1. 1. An enzyme that helps plants fix carbon during photosynthesis.
  2. 3. A protein produced by the immune system to neutralize pathogens.
  3. 4. The partial or complete loss of hair from the scalp.
  4. 7. The concentration of salts in water or soil.
  5. 10. A gene trait that is expressed only when two copies are present.
  6. 12. The specific location of a gene on a chromosome.
  7. 15. The basic structural and functional unit of all living organisms.
  8. 16. The capacity to do work, essential for all biological processes.
  9. 19. dissolved in the solvent