If steroids are derivatives of cholesterol, then steroids are derivatives of what? Answer choices: - fossil fuels - kinetic energy - Pesticides - sensory neurons - cholesterol - layers of fat - acetic acid - bioaerosols
cholesterol

(Question)
If veins carry blood that is heavy with carbon dioxide, then what is blood heavy with? Answer choices: - Carbon monoxide - Energy. - Bacteria - Chemical energy - matter vibrating - Carbon dioxide - Veins and arteries. - Water
(Answer)
Carbon dioxide

Ques: If treating water is used to remove pollution before drinking, then what does treating water remove before drinking? Answer choices: - temperature - a pathogens - bacteria - h2o - mussels - oxygen - pollution - toxins
Ans: pollution

(Q).
If soil loss through hurricanes is soil erosion, then what is soil erosion? Answer choices: - enormous damage to homes - movements in the earth's crust - soil regrowth - massive damage - soil fertilization - soil loss through hurricanes - soil loss through human works - fissures of hot, acidic water
(A).
soil loss through hurricanes

Ques:If lack of rain can change the color of an environment from green to brown, then what can change the color of an environment from green to brown? Answer choices: - lack of rain - deforestation - precipitation - Greenhouse gases - climate - h2o - forests - swamp vegetation

Ans:lack of rain

Ques: If vomiting tends to be related to bacteria, then what tends to be related to bacteria? Answer choices: - heterotrophs - vomiting - chickenpox - healing - cancer - sea urchins - delayed-onset muscle soreness - Enzymes
Ans:
vomiting