by comparing the gravitational mass of galaxies to the luminous mass of galaxies
Answer:
Answer:
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Step-by-step explanation:
Explanation:
Answer:
Respiratory system
Explanation:
The respiratory system brings oxygen from the air into the body and removes carbon dioxide (waste) from the body.
hope this helps and is right!! p.s. i really need brainliest :)
The answer is E as space time compression does not involve the psychical environment
