nictitating membrane A transparent fold of skin lying deep to the other eyelids at the mesial side, which may be drawn over the front of the eyeball. It is the so-called third eyelid, found in reptiles and birds generally and in many mammals...
This tutorial recognizes the importance of food as a source of energy that will fuel many biological processes. A good d..
This tutorial elucidates body temperature regulation. Know the details here to learn how the body sets the body temperat..
This study guide tackles plant roots in greater detail. It delves into the development of plant roots, the root structur..
This tutorial looks at the mutation at the gene level and the harm it may bring. Learn about single nucleotide polymorph..
This tutorial deals with the structure and function of flowers, fruits, and seeds. Also included here are the types of f..
This tutorial describes the role of gibberellin family in plants. Find out the effects of gibberellin on plant growth an..
