Protons and neutrons are found in the nucleus. They group together in the center of the atom.
Answer:
Climate change could cause animals and plants to die.
Explanation:
Bryophytes also need a moist environment<span> to reproduce. Their flagellated sperm</span>must<span> swim through water to reach the egg. So mosses and liverworts are restricted to </span>moist<span> habitats.</span>
