Soccer players use special shoes called cleats which dig into the ground cleats use friction to make the soccer player go faster
He observed 15 different finch species that originated as one ancestral bird. all differing in body shape, beak size, and mating habbits
I would go for D or A! :)
Answer:
The law of conservation of matter and energy states that matter is neither created nor destroyed but conserved. They can only rearrange the matter and energy. For example, an oxygen atom will cycle through a living system.
Integument (Skin) has an outer (superficial) epidermis and in inner (deep) dermis. The epidermis is a stratified, squamous epithelium which contains keratin. The dermis is a connective tissue layer, containing an outer loose areolar connective tissue and a deeper dense irregular connective tissue.
