THE WORD “TISSUES” IN THE PASSAGE MOSTLY MEANS .A.“THE SMALLEST UNITS...

Câu 20: The word “tissues” in the passage mostly means .A.“the smallest units of living matter that can exist on their own”B.“the simplest forms of life that exist in air, water, living and dead creatures and plants”C.“collections of cells that form the different parts of humans, animals and plants”D.“very small living things that cause infectious disease in people, animals and plants”