Explain how an unconformity makes it harder for scientist to determine the ages of some rocks.

An atom of nitrogen had seven protons in its nucleus. how many electrons does it have

What does the hardy-weinberg principle relate to? a. chances of survival of an organism b. frequency of alleles in a population c. natural selection in a species d. causes of evolution among organisms

When a doggo starts to pace around in the same line for a hand full of days. what would that mean?