Individual cells do not survive for the entire lifetime of an organism because a. the enzyme telomerase is readily destroyed by the environment, resulting in cell death. b. dna replication is subject to errors that cause cell death. c. okazaki fragments disrupt protein synthesis, resulting in cell death. d. the repeating telomeric sequence of ttaggg interferes with normal dna replication and leads to cell death.

b. DNA replication is subject to errors that cause cell death.

Explanation:

your answer is going to be physical weathering

the atomic number of magnesium is 12. its nucleus must contain 12 protons and no electrons. the atomic number of an atom is determined by the number of protons.

magnesium is an electrolyte injection commonly used to treat low magnesium levels in your blood. it is also used to prevent or control seizures in women with preeclampsia or eclampsia.