When organism adapt there is a greater chance or survival.
The answer is: B
Because an organ is a group of tissues that work together for the overall function of the organ, and an organ system is a group of organs that work together to perform a specific function.
Answer:
Tropomyosin
Explanation:
At full contraction, the thin and thick filaments overlap. Tropomyosin is a protein that winds around the chains of the actin filament and covers the myosin-binding sites to prevent actin from binding to myosin.
Answer:
D.
Explanation:
Since it is the circulitory system it is its job to transport oxygen through out the body and take away waste.