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Which vitamin is produced when human skin is exposed to sunlight?
Which gland is known as the master gland of the endocrine system?
What is the process by which plants lose water through leaves called?
What is the study of heredity and variation in organisms called?
Which blood cells are primarily responsible for fighting infection?
What type of bond holds the two strands of DNA together?
What gas do plants absorb from the atmosphere during photosynthesis?
Which part of the human brain controls balance and coordination?
Photosynthesis primarily occurs in which part of a plant cell?
What is the powerhouse process that produces ATP called?