<u>Answer:</u>
Photosynthesis and respiration are so interrelated with each other that one’s product are used as another’s reactant.
<u>Explanation:</u>
- Photosynthesis is a process used by organisms to convert 'light energy' into 'chemical energy', which is used as a source of energy for the organism.
- Respiration is a process in which glucose and oxygen is used to create ATP for the survival of the organism.
- During photosynthesis 'water and carbon dioxide' reacts in presence of light to create oxygen and glucose.
- Without photosynthesis and respiration life ceases to exist on earth.
Answer:
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Explanation:
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The first one is C. Varying in shapes of forelimbs
The second one is B. Enable members of a phylum to survive and reproduce.
The third one is B. Deuterostome development
Answer: "natural selection" .
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