First one who answers this will be marked brainliest, , and 5 stars will be !

what do scientists compare to date fossil and rock samples?

a) isotopes

b) half-lifes

c) lifetimes

d) radioactivity

Which of the following is not a defining characteristic of plants?

Si el equipo no fuera bueno no con el entrenador.

Use the phylogenetic tree to the right to determine which statement below is true. organisms a and f are not related. organism e is more closely related to organism b than organism f. organisms c and d are more closely related than organisms a and b. phylogenetic trees