Though the basic

Different cells have different sizes and appearances to perform different functions. For example, chloroplasts and chromoplasts vary in size and perform different functions in the plant body. Chloroplasts are the site for photosynthesis while chromoplasts are responsible for the colour of flowers and fruits.

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The two main components of blood are plasma and blood corpuscles. Blood is considered as a type of connective tissue because blood has a fluid matrix i.e. plasma which flows between different organs of the body and contains blood cells suspended in it.