Which are the special proteins in muscles that contract and relax to cause movement?
Carcinogenic chemicals cause
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__________________ is a leaf where the leaflets are arranged along the middle vein.
Which disease is caused due to deficiency of Iron?
Who discovered Nitrogen?
Mangroves are plants that have
In mammals, an important role of excretion is played by________
Which lobe of human brain is associated with hearing?
Which of the following is responsible for transport of food and other substances in plants?
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