Biology Crossword
Across
- 2. A reaction that takes in heat from its surroundings
- 4. Needs oxygen, like when cells use oxygen to make energy
- 8. A resting phase where the cell is not dividing
- 11. The process where the cell’s cytoplasm splits to make two new cells
- 15. The process of making mRNA from DNA
- 17. The sugar in RNA
- 18. A set of three bases on tRNA that matches up with mRNA during protein making
- 19. The last stage of mitosis when two new nuclei form
- 20. The two strands of DNA run in opposite directions
- 22. The series of stages a cell goes through as it grows and divides
- 23. Transfer RNA that brings amino acids to the ribosome to build proteins
- 25. A chain of amino acids that forms a protein
- 27. The part of the cell cycle when the cell is growing and getting ready to divide
- 28. A reaction that gives off heat
- 29. The process of making a copy of DNA
Down
- 1. Does not need oxygen, like when cells make energy without oxygen
- 3. The flow of genetic information from DNA to RNA to protein
- 5. The first growth phase in the cell cycle before DNA is copied
- 6. The sugar in DNA
- 7. The part of the cell cycle when DNA is copied
- 9. A group of three bases on mRNA that tells which amino acid to add in a protein
- 10. The process of using mRNA to build a protein
- 12. The process of making proteins from the instructions in mRNA
- 13. When proteins or DNA have lose their shape due to heat or chemicals
- 14. When cells grow uncontrollably, which can cause tumors
- 16. Messenger RNA that carries genetic info from DNA to the ribosome/is involved in translation
- 21. Part of mitosis where chromosomes are pulled apart to opposite sides of the cell
- 24. The process where a cell’s nucleus divides to make two identical nuclei
- 26. The first stage of mitosis when chromosomes become visible