Aquatic animals and their adaptational characteristics

Aquatic animals and their adaptational characteristics

Introduction Any change in an organism that makes it slowly or rapidly better suited to the environment is called adaptation. It can also be defined as the process of adjustment of an organism to its environment. It increases the possibility of survival of an organism for a longer time as it helps the organism to … Read more

Properties and functions of hormones

A hormone(from the Greek participle “ὁρμῶ”, “to set in motion, urge on”) is any member of a class of signaling molecules produced by glands in multi cellular organisms that are transported by the circulatory system to target distant organs to regulate physiology and behaviour. A) Properties Regarded as “chemical messengers” of the body. They carry the message from the site of synthesis to the target … Read more