Answer:
It was previously thought that land plants evolved from stonewort-like algae. However, new research shows that the closest relatives to land plants are actually conjugating green algae such as Spirogyra.
Explanation:The explanation was kinda in the answer.
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1. d or b
2. b
3. a
4. b
5. d
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Respiration, which is the opposite of photosynthesis
Ans.
Homeostasis is defined as a balanced or steady state of internal conditions of cells of living organisms. Organisms grow and reproduce to maintain the homeostasis.
Cell growth involves development and division of the cells. Control of cell size and growth through regulation of cell division and cellular reproduction is known as cell cycle regulation. Various cell cycle checkpoints get involved in regulation of cell growth and reproduction to maintain cellular homeostasis.