NEET BIOLOGY

CELL STRUCTURES AND FUNCTION

CELL STRUCTURE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is the relatively constant internal physical and chemical conditions of a cell or organism known as?
A
homeostasis
B
cell specialization
C
level of organization
D
cellular communication
Explanation: 

Detailed explanation-1: -Homeostasis is the maintenance of a stable internal environment. Homeostasis is a term coined to describe the physical and chemical parameters that an organism must maintain to allow proper functioning of its component cells, tissues, organs, and organ systems.

Detailed explanation-2: -Homeostasis is a resistance to change. For example, homeothermic organisms maintain a constant body temperature in spite of fluctuating environmental temperature. There are many other examples of homeostasis in biology, like the pH of blood and the concentration of ATP in a cell.

Detailed explanation-3: -(HOH-mee-oh-STAY-sis) A state of balance among all the body systems needed for the body to survive and function correctly.

Detailed explanation-4: -Homeostasis maintains optimal conditions for enzyme action throughout the body, as well as all cell functions. It is the maintenance of a constant internal environment despite changes in internal and external conditions. In the human body, this includes the control of: blood glucose concentration. body temperature.

Detailed explanation-5: -Homeostasis is a mechanism through which a cell maintains a well-balanced internal environment.

There is 1 question to complete.