Define
1. Tissues-
2. Organs-
3. Organ system-
4. Cell membrane-
Dear Student
1. Tissue: Tissue may be defined as the group of similar cells present together to form an important part of the organism to perform a particular function. All multicellular organisms including plants possess tissues.
2. Organ: Organ is a group of particular tissues to perform a specific function in the body. For example: Cardiac tissues make up the heart, nervous tissues make up the brain, etc.
3. Organ system: A group of organs working together to carry out life functions is an organ system.
Examples: Digestive system, Respiratory system, etc
4. Cell membrane: Cell membrane or plasma membrane is the outermost covering of the cell that separates the contents of the cell from its external environment. It is present in both animal and plant cells.
Regards
1. Tissue: Tissue may be defined as the group of similar cells present together to form an important part of the organism to perform a particular function. All multicellular organisms including plants possess tissues.
2. Organ: Organ is a group of particular tissues to perform a specific function in the body. For example: Cardiac tissues make up the heart, nervous tissues make up the brain, etc.
3. Organ system: A group of organs working together to carry out life functions is an organ system.
Examples: Digestive system, Respiratory system, etc
4. Cell membrane: Cell membrane or plasma membrane is the outermost covering of the cell that separates the contents of the cell from its external environment. It is present in both animal and plant cells.
Regards