À certain atom of Nickel has an atomic number of 28 and contains 31 neutrons. How does this atom differ from an atom of nickel-642

A. Ni-64 contains a total of 64 protons, neutrons, and electrons
B. Ni-64 has two more protons and electrons and three more neutrons
C. Ni-64 has five more neutrons
D. There is no difference between the two atoms because both atoms are the same element

answer: substrate concentration. enzymes work best when there is a high enough substrate concentration for the reaction they catalyse.

i believe it's c. the trait for large beaks will be passed on to future generations through natural selection.

since eventually smaller beaks would have to find another source of food or even eventually just die out from the lack of food.

the dali lama

explanation:

he is quite fat and then we can talk about the details