Explain what happens to tissues, such as the heart, or the brain, if oxygenated blood is not delivered in a timely manner.

Which element forms the basis of all organic organisms a carbon b oxygen c hydrogen d nitrogen

Identify any four organelles that should be present in the eukaryotic organism and describe the function of each organelle

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