How are complementary strands of DNA held together?
A.
with ionic bonds between sugars and phosphate groups
B.
with phosphodiester bonds connecting sugars and phosphate groups
C.
with hydrogen bonds connecting complementary sugars
D.
with hydrogen bonds connecting complementary bases

Which type of bond forms between water moleculesstrong bondhydrogen bondcovalent bondpolar bond

Mr. olajuwan was in a horrific snowmobile accident. afterwards he had trouble walking and he had a loss of balance. which of the 4 major brain region was probably demaged

Pentane with molecular formula c5h12, exists in three isomeric forms. one shows linear carbon chains, another has one -ch3 groups present on the third carbon atom, and the third has two -ch3 groups present on the second carbon atom. what types of isomers are these? a. geometric isomers b. structural isomers c. halotropic isomers