Across
- 3. organism’s reaction to a stimulus (a change in an organism’s environment)
- 5. an organism that causes disease in a host.
- 7. occurs within or between cells that regulate cell function
- 9. anything alive and now in or on the soil
- 10. Fat tissues that help keep an organism warm.
- 12. An organism that receives different genetic information from each parent
- 13. a large molecule made up of joined monomers
- 15. Substances found in all living things necessary for biological processes
- 18. the plant organ that anchors it into the ground and takes in water and nutrients.
- 19. the body system involved in breathing and gas exchange andincludes the nasal passages, the pharynx, the larynx, the epiglottis, the trachea, bronchi,the lungs, and the diaphragm.
- 21. the above-ground part of a plant, including stems, leaves, flowers, andfruits, which is responsible for photosynthesis, nutrient transport, and reproduction.
- 22. The genetic makeup of an organism
- 25. The Passing of traits from parents to children.
- 27. - the central membrane-bound organelle that manages cellular functions and contains DNA
- 29. substance that is able to kill or inhibit the growth of bacteria
- 30. a network of tissues and vessels carrying blood and lymph throughthe body, including the heart, arteries, veins, and capillaries.
- 33. Destruction of an enzyme by temperature or other factors
- 37. one of a pair of cells that function in the opening and closing of a plant’s stomata by changes in their shape
- 38. flexible, selectively permeable boundary that helpscontrol what enters and leaves the cell.
- 39. part of the plant that supports leaves, flowers, and fruits, transports water anddissolved substances from the roots to other parts of the plant.
- 40. A substance present at the start of a chemical reaction and altered during the reaction
- 41. Plasma membrane layers composed ofphospholipid molecules arranged with polar heads facing the outside andnonpolar tails facing the inside
Down
- 1. all autotrophs trap energy from the sun. Begginning of the food chain
- 2. the photosynthetic cells found in the leaves of plants
- 4. RNA virus, such as HIV, with reverse transcriptase in its core.
- 6. the end result of a biological or chemical process, what was made or created
- 8. each level of the food chain
- 11. system the body system that controls and coordinates all bodily functionsand includes nerve cells (neurons), the brain, and the spinal cord. Ovule - plant structure that develops into a seed when fertilized.
- 14. the growth movement of a plant in response to light Reproductive system - the body system involved in producing offspring
- 16. the sticky, receptive surface at the top of a flower’s female reproductive organwhere pollen grains land and begin the process of fertilization.
- 17. The fertilized egg that has one set of alleles from mom and one set from dad. It is a diploid cell
- 20. the process of making something, such as a new molecule or protein
- 23. vascular plant tissue that transports water and dissolved minerals away fromthe roots through the plant
- 24. Antibiotic substance that is able to kill or inhibit the growth of bacteria
- 26. a specific characteristic of an organism
- 28. Make a reaction start faster
- 31. a tiny opening on the surface of a plant leaf or stem, surrounded by guard cells,which control the exchange of gases like carbon dioxide and oxygen between the plantand its environment.
- 32. the process of humans changing an organism's DNA by adding, removing, or changing specific genes
- 34. the role a species plays in a community; its total way of life
- 35. a substance used for killing insects or other organisms
- 36. regulation of an organism’s internal environment tomaintain conditions needed for life.