By looking for the presence of the germ layers and the primitive gut in the embryo
Answer:
6 and 6
Explanation:
All elements have an equal number of protons and neutrons
Answer:
the boy is in Kinetic energy
Explanation:
Because when he swings he isn't experiencing any forces towards him only the swing experiences potential energy
The answer is D its tightly packed cells allow for proctection against harmful substances.
