Across
- 4. it is a double-stranded nucleic acid
- 5. GUARDCELLS are bean-shaped cells covering the stomata opening
- 8. an organic macromolecule
- 9. is a type of cell division in sexually reproducing organisms that reduces the number of chromosomes in gametes.
- 10. a programmed cell death
- 11. the fusion of secretory vesicles with the plasma membrane.
- 13. also known as the plasma membrane
- 14. made up of two
- 15. it is a connective tissue of cells separated by a liquid (plasma) matrix.
- 16. to another group
- 18. is basically a disease of uncontrolled cell division
- 21. homologous chromosome that contains genes
- 24. DERMALTISSUE covers the outer surface of herbaceous plants
- 25. nucleotides are joined together by a bond called?
- 26. a cellular process in which substances are brought into the cell.
- 27. the process by which a cell replicates its chromosomes and then segregates them.
- 28. portions of dna
Down
- 1. it is synthesized from dna using base pairing
- 2. the tail of phospholipids is made up of?
- 3. the alteration of the shape of enzyme
- 5. substances that stop the enzymatic reaction
- 6. double ringed structure
- 7. site for protein synthesis
- 9. building blocks of polynucleotide
- 12. are specialized cells found in animals that transport oxygen throughout the body
- 17. it is an ordered series of events involving cell growth and cell division
- 19. a type of
- 20. bond that joins a carbohydrate
- 21. the simplest level of protein structure
- 22. basic unit of life
- 23. proteins that break down food
- 24. building blocks of amino acids