Respiration involves a reaction between oxygen and
a) hydrogen
b) glycerine
c) water
d) food substanced

Agenus is a taxonomic grouping that identifies a collection of species. when a scientist discovers a new species, how is this species assigned to a genus

The science for classifying and naming organisms is known as

Why does the earth spin slowly, not faster? is it possible to prove it scientifically? can you prove it with math?