AIPMT 2006 Mock Test

The contractile protein of skeletal muscle involving ATPase activity is :

Which one of the following is not a second messenger in hormone action ?

In Mendel's experiments with garden pea, round seed shape (RR) was dominant over wrinkled seeds (rr), yellow cotyledon (YY) was dominant over green cotyledon (yy). What are the expected phenotypes in the ${\text{F}}_2$ generation of the cross RRYY x rryy ?

One gene – one enzyme hypothesis was postulated by:

One turn of the helix in a B-form DNA is approximately: