Answer:
when foreign harmful materials like chemicals, waste matter, or contaminated substances are directly or indirectly discharged into water bodies.
Explanation:
Answer:
The type of food Bob is given.
Explanation:
An independent variable in an experiment is the variable that is changed. Here, the type of food is the only thing that is changed and the amount of water, temperature and other variables were kept constant (same). Thus, the independent variable is the type of food Bob is given.
The liver regulates most chemical levels in the blood and excretes a product called bile. This helps carry away waste products from the liver. All the blood leaving the stomach and intestines passes through the liver.
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D. <span>cardiothoracic
The answer is cardiothoracic since the word cardiothoracic comprises of two components- "cardio" + "thoracic". Cardio refers to the heart, whereas thoracic refers to refers to the chest or lungs. Therefore, cardiothoracic is the adjective that </span><span>reflects the relationship between the heart and the chest cavity. </span>
Photosynthesis is the process which the plant take in sunlight through leaf and carbon dioxide from to form glucose and oxygen.
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