Q: What molecule can be used by the body to synthesize cholesterol ? Read this paragraph and choose the correct option from the provided answers: Because of the link between high levels of cholesterol and heart disease, it is commonly seen by the general public as a "bad" molecule. However, cholesterol plays a vital role in the body, as both a structural component of cell membranes and a metabolic precursor to various steroid hormones. Only about 30% of the cholesterol in our bodies comes from our diet; the rest is synthesized in the liver, intestines, adrenal glands, and reproductive organs. The same acetyl CoA molecule that provides biochemical energy can also be used by the body to synthesize cholesterol. There are approximately twenty-two steps involved in the formation of cholesterol from acetyl CoA. Choices: - ethylene coa - hydroxide coa - chloride coa - acetyl coa A:
acetyl coa

Q: Respiratory therapists or respiratory practitioners evaluate and treat patients diseases affecting what part of the body? Read this paragraph and choose the correct option from the provided answers: Respiratory Therapist Respiratory therapists or respiratory practitioners evaluate and treat patients with lung and cardiovascular diseases. They work as part of a medical team to develop treatment plans for patients. Respiratory therapists may treat premature babies with underdeveloped lungs, patients with chronic conditions such as asthma, or older patients suffering from lung disease such as emphysema and chronic obstructive pulmonary disease (COPD). They may operate advanced equipment such as compressed gas delivery systems, ventilators, blood gas analyzers, and resuscitators. Specialized programs to become a respiratory therapist generally lead to a bachelor's degree with a respiratory therapist specialty. Because of a growing aging population, career opportunities as a respiratory therapist are expected to remain strong. Choices: - byproduct , heart , and blood vessels - brain, stomach, heart - heart, lungs, stomach - lung, heart, and blood vessels A:
lung, heart, and blood vessels

Q: The way a mineral cleaves or fractures depends on what part of the mineral? Read this paragraph and choose the correct option from the provided answers: The way a mineral cleaves or fractures depends on the crystal structure of the mineral. Choices: - the fault structure - the core - the crust - the crystal structure A:
the crystal structure