NEET BIOLOGY

CELL STRUCTURES AND FUNCTION

CELL STRUCTURE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
____ is the ability of a cell to regulate itself and maintain an internal ____ or equilibrium.
A
Homeostasis, level
B
Equilibrium, level
C
Homeostasis, balance
D
Equilibrium, balance
Explanation: 

Detailed explanation-1: -What Is Homeostasis? Homeostasis refers to an organism’s ability to regulate various physiological processes to keep internal states steady and balanced. These processes take place mostly without our conscious awareness.

Detailed explanation-2: -Homeostasis refers to the ability of the body or a cell to seek and maintain a condition of equillibrium or stability within its internal environment to compensate for environmental changes.

Detailed explanation-3: -Cellular and organismal homeostasis Homeostasis in an organism or colony of single celled organisms is regulated by secreted proteins and small molecules often functioning as signals. Homeostasis in the cell is maintained by regulation and by the exchange of materials and energy with its surroundings.

Detailed explanation-4: -Homeostasis is a dynamic equilibrium that is maintained in body tissues and organs. It is dynamic because it is constantly adjusting to the changes that the systems encounter. It is an equilibrium because body functions are kept within a normal range, with some fluctuations around a set point.

Detailed explanation-5: -Homeostasis can be defined as ‘preserving constancy in the internal environment’.

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