Across
- 7. The transfer of pollen from flower A to the stigma of flower B is called
- 9. Structure that contains the cell’s genetic material in the form of DNA
- 11. Animal that is on top of a food chain.
- 13. Complex of chromosome and protein
- 15. Cell in human body that contains haemoglobins
- 18. What is the name of the substance that makes every system on the body work faster
- 19. Cell organelle that stores materials like water, salts, proteins, carbohydrates
- 27. Group of tissues that work together to perform closely related functions
- 29. What the human cells do to produce energy.
- 30. Cell contents in prokaryotic cells
- 31. what is the name when the base sequence of a DNA is changed
- 33. What cells is responsible for night vision
- 35. this item can be used to increase the speeds of reactions in the body.
- 36. Organ in body that moves downwards when inhaling
- 38. Threadlike structure of DNA and protein that contains genetic information
- 42. The system in the body that fights diseases and invading pathogens
Down
- 1. Constant chemical and physical conditions that organisms maintain
- 2. Diffusion of water through a selectively permeable membrane
- 3. Where is sperm cells created
- 4. The transfer of pollen of the flower to the stigma of the same flower is called
- 5. which part of the ovum is responsible in the making of progesterone hormones
- 6. Production of genetically identical offspring from single parent
- 8. Process that plants to produce its own energy
- 10. what neuron is used to activate movement
- 12. What is the name of a cell with 23 chromosomes (human)
- 14. Thin barrier that surrounds and controls what enters and leaves cells
- 16. Protein that regulates cell cycles
- 17. what kind of immunity does breast milk give to a newborn.
- 18. What is the name of the action where substances are transported up the concentration gradient.
- 20. Unicellular organism that doesn't have a nucleus.
- 21. The blood vessel that carries blood towards the heart.
- 22. Controls the growth of a population
- 23. Part of body that animals use to fly.
- 24. Division of Cell Nucleus
- 25. Organ that produces amylase, lipase and trypsin
- 26. What cell is present in sperm to allow it to swim to the egg cell
- 28. The blood vessel that carries blood away from the heart.
- 32. The substance in the blood that carries urea and other substances around the body
- 34. Nutrient that helps the growth of bones.
- 37. A small collection of genetic code (DNA or RNA) that is surrounded in a protein coat
- 39. Which part of the female reproductive organ is responsible in the making of egg cells
- 40. The organ in the human body that gives you the ability to speak and make sounds
- 41. The system in the human body that controls movement and touch