Answer:
I think it's C: Water
Sorry if I'm wrong:(
Explanation:
I think it's water because it says abiotic feature and abiotic means non-living, although the water has living animals and bacteria in it, the water itself isn't living.
Answer:
Cortisol
Explanation:
The most important human glucocorticoid is the cortisol. It is also called hydrocortisone or stress hormone. It is produced in the zona fasciculata layer of the adrenal cortex of the adrenal glands. It controls blood sugar level between meals. It helps in maintaining blood pressure by controlling salt and water balance. It also control a response to stress by making more glucose from proteins and fats.
Due to collisions between particles in the spinning cloud, the solar nebula begins to flatten. The particles in the gas cloud first have all different speeds in different directions. As they start colliding with each other, their final velocity is the average of the two initial velocities before collision.