What form of deafness is caused by disease to the three tiny bones of the inner ear?

This is the amino acid cysteine. circle the amine group, put a box aroundthe carboxylic acid group and use a different colored pencil/pen to circle the sidechain (r group). h o | ||nh2— c- c-oh | ch2 | sh

What best explains the inability for life to exist in earth early atmosphere

Which event would lead to primary succession of a forest?