the characteristics of life Flashcards
continuity of life
the ability of organisms to survive from one generation to the next.
metabolism
sum of all the chemical reactions in an organism
characteristics of life
the common features shared by living organisms.
excretion
the Removal of waste made in body cells.
e.gurea carbon dioxide and water
organisation
living things are composed of cells, tissues, organs and organ systems.
nutrition
process by which an organism obtains and uses food.
reproduction
the production of new individuals of the same species.
response
is the ability of organisms to detect and react to changes in their internal and external environments
asexual reproduction
Reproduction involving only one parent.
sexual reproduction
Reproduction involving two parents.
autotrophs
organisms that make their own food
i.e plants through photosynthesis
heterotrophs
animals fungi and most bacteria-cannot make their own food
heterotrophs obtain their nutrients by eating plants or other animals.