Organic molecules form bonds and inorganic compounds form bonds.

a)ionic / covalent
b)covalent / ionic
c)ionic / polar covalent
d)covalent / polar covalent

The idea that all living things are made up of cells is considered scientific law. this means the idea is an emerging scientific idea that has a logical explanation. has been tested with similar results at least twice. is supported by scientific consensus and a large amount of evidence. has been rejected only once by the scientific community

What is the identity of the planets?

Use the phylogenetic tree to the right to determine which statement below is true. organisms a and f are not related. organism e is more closely related to organism b than organism f. organisms c and d are more closely related than organisms a and b. phylogenetic trees