Sexual reproduction relies on two different sexes (female & male) because one has the egg and the other has the sperm.
Four tissues is skin made of
Simple epithelial, Squamous epithelium,Cuboidal epithelium, Stratified epithelium.
<span>Tri- in phosphate meand three. Tri- is formed from the Latin word "tres" and Greek word "treis".It is usually used in the beginning of nouns and adjectives that have three as part of their meaning.In chemistry, it means having three atoms, groups or equivalents.</span>
