BIOLOGY

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Across
  1. 1. genetic material found in living organisms/
  2. 3. compound that occurs in guano, and fish scales,
  3. 5. genetics, "homozygous" means having two identical alleles (versions) of a gene,
  4. 8. g2,In the context of the cell cycle, G1 (first gap phase) and G2 (second gap phase) are growth phases where the cell prepares for DNA replication (S phase) and cell division (M phase)
  5. 10. compound that is one of the four constituent bases for nucleic acids
  6. 15. is the initial stage of mitosis and meiosis, characterized by the condensation of chromosomes,
  7. 16. nucleoside linked to phosphate group.
  8. 17. mutation is a permanent change in an organism's DNA sequence.
  9. 18. the process by which a cell makes an RNA copy of a piece of DNA
  10. 21. refers to the specific pairing of nitrogenous bases in DNA and RNA,
  11. 23. is the final step of cell division, when the cytoplasm of a cell splits into two daughter cells.
  12. 25. is the final stage of cell division in both mitosis and meiosis, where the chromosomes arrive at opposite poles,
  13. 27. is the stage in the cell cycle where a cell grows, replicates its DNA, and prepares for division,
  14. 28. compound found in living tissue as an constituent base of nucleic acids.
Down
  1. 2. another one of the four compounds for constituent bases of nucleic acids.
  2. 4. bases are nitrogen-containing molecules that are crucial components of nucleic acids9
  3. 6. , more powerful cell
  4. 7. In cell division, anaphase is the stage where sister chromatids separate and move to opposite poles of the cell
  5. 9. genetics, a monohybrid cross involves breeding organisms that differ in only one trait,
  6. 10. process where the genetic code carried by messenger RNA (mRNA)
  7. 11. double helix is the structure of DNA, a molecule that contains genetic information.
  8. 12. In cell division (mitosis and meiosis), metaphase is the stage where chromosomes, which are at their most condensed state
  9. 13. means having different genes for a specific trait.
  10. 14. is a fundamental process of cell division where a single cell divides into two identical daughter cells
  11. 19. less powerful cell.
  12. 20. salt or ester,phosphoric acid
  13. 22. molecule that plays a crucial role in protein synthesis.
  14. 24. synthesis is the formation of a peptide bond between the carboxyl group at the end of a growing polypeptide chain and a free amino group on an incoming amino acid.
  15. 26. crystalline substance found in living tissue.