Examlex
Membrane-bound nuclei are characteristic of eukarya and archaea.
Oxygen Availability
The presence and accessibility of oxygen in an environment, critical for the respiration processes of aerobic organisms.
Endosperm
Nutritive tissue in the seeds of flowering plants.
Nutrition
The process of providing or obtaining the food necessary for health and growth, including the study of nutrients and how the body utilizes them.
Photosynthesis
The process by which green plants and some other organisms use sunlight to synthesize nutrients from carbon dioxide and water, producing oxygen as a byproduct.
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