The changes observed in aging are in part caused by The changes observed in aging are in part caused by

Shortening of the telomeres
DNA replication
Mitosis
Meiosis

For the following, determine the type of reaction and then give products.

Which statement describes covalent bases? they have hydroxide ions. they produce hydrogen ions. they are often amines. they are named the same as ionic compounds.

Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.