Which important event occurs in the second trimester? (1 point) The developing human can begin to move its arms and legs.
The face of the developing human starts to form.
The heartbeat of the developing human can be heard via stethoscope.
The developing human starts responding to sounds.

the darker peppered moth species were favored due to the fact that the industrial revolution had made all the nearby trees a darker color instead of white.

idk let me see fdfdgdg

in a chemical reaction, the atoms and molecules produced by the reaction are called products. no new atoms are created, and no atoms are destroyed. in a chemical reaction, reactants contact each other, bonds between atoms in the reactants are broken, and atoms rearrange and form new bonds to make the products.