Qual é o bioma brasileiro com casca grossa e galhos retorcidos, localizado principalmente na região centro-oeste?

Why are some places regularly warmer or cooler than others in a given month

Strands of genetic material floating in the nucleus are referred to as

What is a radical? a group of atoms that give off radiation a group of atoms that act like one atom a group of ions that have no charge a group of ions that break up during a reaction