I think it’s B atp synthesis sorry if i’m
incorrect :(
Answer:
Sarcomere
Explanation:
A sarcomere is the basic contractile unit of muscle fiber. Each sarcomere is composed of two main protein filaments—actin and myosin—which are the active structures responsible for muscular contraction.
Seismic waves are waves of energy that travel through the Earth's layers, and are a result of earthquakes, volcanic eruptions
That is a subduction or convergent boundary that can form volcanoes when two plates collide against each other.
