Please enable JavaScript.
Coggle requires JavaScript to display documents.
ANIMAL PHYSIOLOGY (Physiological Adaptation (Definition : Internal…
ANIMAL PHYSIOLOGY
Physiological Adaptation
Definition
:
Internal systematic that responded to the external stimuli for maintaining homeostasis
Example
:
Tanning of skin due to long period of sun exposure
Cell as the Basic Unit of Life
Components of cell
Protoplasm :
:check: Cytoplasm :check: Nucleoplasm
Organelles :
:check: Nucleus
:check: Ribosome
:check: Endoplasmic Reticulum
:check: Golgi Apparatus
:check: MItochondria
:check: Cytoskeleton
:check: Centrosome
:check: Vesicles
Plasma Membrane
Fluid-mosaic Model
Components
:check: Phospholipids
Hydrophilic Head :
Water-loving
Hydrophobic Tail
: Dislike Water
:check: Cholesterol :check: Proteins :check: Carbohydrates
Selective permeability
Transportation of Material
Passive :
:check: No energy require
:check: Movement of molecule or ion through carrier protein down its concentration gradient
:check: Example : Simple diffusion
Bulk :
:check: Endocytosis (bringing material into the cell, example : Phagocytosis and Pinocytosis)
:check: Exocytosis (release material from the cell)
Active :
:check: Require energy
:check: Movement of molecule or ion through carrier protein against its concentration gradient
:check: Example : Sodium-Potassium pump