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The number of hydrogen bonded water molecules(s) associated with CuSO₄·5H₂O is:
Name the ion responsible for unmasking of active sites for myosin for cross-bridge activity during muscle contraction:
Select the correct statement regarding the specific disorder of the muscular or skeletal system.
Which of the following joints would allow no movement?
Select the correct statement with respect to locomotion in humans:
Consider the statements given below regarding contraception and answer as directed thereafter: (i) Medical Termination of Pregnancy (MTP) during first trimester is generally safe. (ii) Generally, chances of conception are nil until mother breast-feeds the infants upto two years. (iii) Intrauterine devices like copper-T are effective contraceptives. (iv) Contraception pills may be taken up to one week after coitus to prevent conception. Which two of the above statements are correct?
Lack of relaxation between successive stimuli in sustained muscle contraction is known as?
The type of muscles present in our:
Stimulation of a muscle fiber by a motor neuron occurs at:
The contractile protein of skeletal muscle involving ATPase activity is:
Serum differs from blood plasma in:
A thick current-carrying cable of radius 'R' carries current 'I' uniformly distributed across its cross-section. The variation of magnetic field B(r) due to the cable with the distance 'r' from the axis of the cable is represented by:
Which one of the following pairs of species have the same bond order?
Glenoid cavity articulates:
Which one of the following is the correct matching of three items and their grouping category?
In the human body, which one of the following is anatomically correct?
Which of the following diseases is an auto-immune disorder?
Sliding filament theory can be best explained as:
Select the correct matching of the types of the joint with the example in the human skeletal system:
Two objects of mass $10 \text{ kg}$ and $20 \text{ kg}$ respectively are connected to the two ends of a rigid rod of length $10 \text{ m}$ with negligible mass. The distance of the center of mass of the system from the $10 \text{ kg}$ mass is: