Answer: B
Explanation: During cell division, chromatin condenses to form chromosomes.
Answer:
Animal and plant respiration place carbon into the atmosphere. When you exhale, you are placing carbon dioxide into the atmosphere. Plants use carbon dioxide from the atmosphere to make the building blocks of food during photosynthesis. Carbon is found in the hydrosphere dissolved in ocean water and lakes.
Explanation:
Hope this helps.
C. hypothesis. He is giving a possible answer to the question "why did the celery crisp when placed in water?"