5. In the context of muscle contraction, what is the role of ATP (adenosine triphosphate)? a) It provides oxygen to muscles. b) It is a neurotransmitter that signals muscle contraction. c) It supplies ...
CBSE Class 11 Exam Pattern and Marking Scheme 2025: If you are a Class 11 student of the Central Board of Secondary Education (CBSE), looking for the CBSE Class 11 Biology Exam Pattern and Marking ...
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