Across
- 1. Chemical messenger released by glands to regulate bodily functions.
- 3. The organelles responsible for cellular respiration and energy production.
- 7. Specialized cell for transmitting electrical signals in the nervous system
- 8. Automatic and rapid response to a stimulus without conscious thought.
- 10. Body parts that receive stimuli and transmit information to the brain.
- 11. The entire physical structure of an organism that maintains homeostasis
- 15. A series of protein complexes that transfer electrons and produce ATP during cellular respiration.
- 16. High-energy molecule produced during the light-dependent reactions of photosynthesis.
- 17. Essential molecule taken up by plants and used in the photosynthesis process.
- 18. Tiny openings on the surface of leaves that allow gas exchange during photosynthesis.
- 20. The equal distribution or control of various factors in the body.
- 23. Plant organs where photosynthesis primarily takes place.
- 24. Also known as the citric acid cycle, it is a series of chemical reactions that occurs in the mitochondria, generating energy-rich molecules.
- 26. Integration of different body systems to work together efficiently.
- 27. Organ responsible for processing information and controlling body functions
- 29. Liquids in the body, such as blood and interstitial fluid, that play a role in homeostasis
- 31. Gas released as a byproduct of photosynthesis.
- 32. Type of respiration that does not require oxygen to produce energy.
- 34. Complex of proteins and pigments that capture light energy during photosynthesis.
- 35. The primary source of energy for photosynthesis.
- 36. A state of balance and equilibrium within an organism
- 37. Type of respiration that requires oxygen to produce energy.
- 38. The process by which living organisms obtain energy from the breakdown of organic molecules, typically involving the intake of oxygen and release of carbon dioxide
- 39. Junction between two neurons where signals are transmitted.
- 40. Information about the state of a system that is used to
Down
- 2. The innermost compartment of mitochondria where the Krebs cycle occurs.
- 4. Simple sugar produced during photosynthesis and used as a source of energy.
- 5. The external conditions and surroundings that impact an organism's homeostasis.
- 6. A measure of the warmth or coldness of an organism's body.
- 7. Network of nerves and cells that transmit signals throughout the body.
- 9. Collection of glands that produce and release hormones
- 12. The process of losing electrons during cellular respiration to release energy.
- 13. Gas absorbed from the atmosphere and used in photosynthesis.
- 14. Consists of the brain and spinal cord, coordinating body activities.
- 19. A polysaccharide that serves as a stored form of glucose in animals.
- 21. A byproduct of anaerobic respiration in muscle cells, leading to muscle fatigue.
- 22. Green pigment found in plants that absorbs light energy for photosynthesis.
- 25. The initial step of cellular respiration, breaking down glucose into pyruvate.
- 28. The ability of an organism to adjust to changes in its environment to maintain homeostasis.
- 30. To control and adjust the functioning of a system to maintain stability.
- 33. A type of feedback that counteracts changes in the body to maintain homeostasis