Which are the special proteins in muscles that contract and relax to cause movement?

 

A healthy adult man has, on an average, ________ (in millions) of RBCs mm-3 of blood.

Muscles get tired when there is shortfall of ___________.

Carica papaya is the scientific name of ___________.

__________________ is a drug or substance that makes you feel relaxed and makes your body work and react more slowly.

Psidium guajava is the scientific name of ___________.

Which organ does detoxification and produces chemicals needed for digestion?

In animals like Annelids, Molluscs, organs have associated to form functional systems, each system concerned with a specific physiological function. This pattern is called ________ system level of organization.

The male sex organs in a flower is the __________.