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BIOLOGY


BIOLOGY DEPARTMENT

EDUCATION THROUGH COMMUNICATION



Other material

 INTRODUCTION: Characteristics of Living Things


CHARACTERISTICS

RESPECTIVE FUNCTIONS

CELL

The basic structural and functional unit of all living things.

NUTRITION

Taking in of materials like organic compounds, molecules and ions for: growth, development, tissue repair and energy. 

GROWTH

A permanent increase in size and dry mass due to an increase in the number of cells, the cell size or both.

RESPIRATION

The chemical reactions in cells that break down nutrient molecules and release energy for metabolism. 

SENSITIVITY

The ability to detect or sense stimuli in the internal or external environment and to make appropriate responses.

MOVEMENT

An action by an organism or part of an organism which results in displacement (a change of position or place)

EXCRETION

Removal from organisms of the waste products of metabolism (chemical reactions in cells which include respiration); toxic material and substances in excess of requirements. NB: this is different from egestion.

REPRODUCTION

The processes that take place in order to make more of the same kind of organism.





Human Anatomy


teeth







SCIENCE COMMUNITY 2021




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