Across
- 2. the set of organs and processes that remove waste products and excess substances from the body to maintain homeostasis
- 3. organisms that make their own food
- 4. the building blocks of the fat in our bodies and in the food we eat
- 7. a collection of organs and tissues that function to produce offspring
- 9. the division of a cell into two daughter cells with the same genetic material.
- 10. the molecule that carries genetic information
- 14. a natural or artificial reservoir that absorbs and stores more carbon than it releases
- 17. a cell or organism that has two complete sets of chromosomes
- 19. a cell or organism that has only one complete set of chromosomes
- 21. a cell division process in eukaryotes where a single cell divides into two genetically identical daughter cells
- 22. the directional growth of plant organs in response to gravity
- 23. a structure within a seed plant ovary that contains the female reproductive cells and develops into a seed after fertilization
- 24. an organism that cannot produce its own food and must eat other plants and/or animals to get energy
- 26. a complex network of specialized cells, called neurons, that work together to coordinate and control all bodily function
- 28. living or once living components of a community
- 29. the plant axis that bears buds and shoots with leaves and, at its basal end, roots
- 30. the specific region of an enzyme where a substrate binds and undergoes a chemical reaction
- 31. one of the two identical copies of a chromosome that are formed when a chromosome duplicates before cell division
- 35. the body's outermost layer, comprising the skin, hair, nails, and glands like sweat and oil glands
- 36. an organism that eats other plants or animals for energy and nutrients
- 38. protein structures, primarily made of microtubules, that are essential for cell division (both mitosis and meiosis) in eukaryotic cells
- 39. a protein that acts as a biological catalyst, accelerating chemical reactions within living organisms
- 40. a sequential series of events in a cell's life that leads to its division into two daughter cells
Down
- 1. A chemical process that occurs in plants, algae, and some types of bacteria, when they are exposed to sunlight
- 5. a complex vascular tissue that transports water an
- 6. an organism that can produce its own food using light, water, carbon dioxide, or other chemicals
- 8. the process of converting glucose into energy within cells, releasing carbon dioxide and water as byproducts
- 11. a double-membraned structure that surrounds and protects the nucleus in eukaryotic cells
- 12. the variety of life on Earth at all its levels, from genes to ecosystems
- 13. a network of glands and cells in the body that produce and release hormones directly into the bloodstream
- 15. A complex network of cells, tissues, organs, and the substances they make that helps the body fight infections and other diseases
- 16. The part of the pistil where pollen germinates
- 18. the directional growth of a plant or other organism in response to light
- 20. non-living factors present in an ecosystem
- 25. the surface an organism lives on or the molecule an enzyme acts upon to catalyze a chemical reaction
- 27. a network of organs and tissues that facilitates gas exchange, primarily the intake of oxygen and the expulsion of carbon dioxide
- 32. one of the two cells that result from the division of a single parent cell
- 33. molecules produced by living organisms and essential for one or more biological processes
- 34. a network of tubes that transport fluids within an organism
- 37. a small molecular subunit that can be combined with similar subunits to form larger molecules