Answer:
Las hormonas controlan las diferentes enzimas digestivas que se secretan en el estómago y el intestino durante el proceso de digestión y absorción. Por ejemplo, la hormona gastrina estimula la secreción de ácido del estómago en respuesta a la ingesta de alimentos. La hormona somatostatina detiene la liberación de ácido del estómago.
Explanation:
Cardiovascular system provides individual cells with oxygen and nutrient which helps in disposing metabolic wastes.
Answer:
The correct statement is C. The pollutants will disrupt oxygen absorption in fish.
Explanation:
Motor oil and other fuels when dispose off in the water bodies, it causes suffocation in the marine animals and causes death. Motor oil or other fuel such as petrol, diesel etc are non polar solvent and water is a polar solvent so they are not dissolve with each other and the oil make a layer on the water surface and blocks oxygen.