Active transport: Active transport is the movement of molecules or ions against the concentration gradient, i.e. the molecules or ions from the region of low Concentration towards the region of high concentration. The movement of molecules can be compared with ...

Passive transport: Passive transport is a type of diffusion in which ions and particles or molecules of various substances move through the plasma membrane from a region of higher to lower concentration by diffusion. How is the transport of molecules ...

Plasma Membrane: The plasma membrane, cell membrane, cytoplasmic membrane and permeable membrane collectively these are same membrane which surround the cell and the components of cell. Every living cell is externally covered by a thin transparent, electron microscopic, plastic, regenerative ...

Introduction Cell theory is the scientific theory of the unit of living world. Now a days it is universally accepted that all living organisms are made up of single unit called cell. So the cell is structural and functional unit ...

Fertilization: The fertilization is a process of fusion of two types of sex cells (male and female) or gametes is known as fertilization. In other words fusion of sperm with ovum is known as fertilization. Fusion of sex cells in ...

Structure of a Sperm Cell The sperm cell is a reproductive cell. The structure of a sperm cell or a spermatozoon is ideally suited to its functions. The function of a spermatozoon is to reach up to the ovum, fuse ...

All types of carnivorous plants Carnivorous plants are those plants that obtain nutrients from another living things. Such as form small insects and minute organisms. They are also called insectivorous plants. Carnivorous plants mainly grow in low nutritive region due ...

Digestion is the process in which chemical enzymes secreted from glands (liver, stomach, pancreas gall bladder) which break down the ingested food. Digestion process starts when we put food on our tongue. If you thick about it than you can ...