which biomolecule is responsible for storage and transfer of genetic information
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Nursing Elites

ATI RN

ATI Nutrition Proctored Exam 2023

1. Which biomolecule is responsible for the storage and transfer of genetic information?

Correct answer: D

Rationale: Nucleic acids, such as DNA and RNA, are the biomolecules responsible for storing and transferring genetic information within cells. Carbohydrates, proteins, and lipids do not have this specific function. Carbohydrates are mainly used for energy storage, structural support, and cellular communication. Proteins are involved in various cellular functions such as enzymatic reactions, structural support, and signaling. Lipids play roles in energy storage, cell membrane structure, and signaling.

2. Which lipid contains 3 fatty acids?

Correct answer: D

Rationale: The correct answer is 'D. triglyceride.' Triglycerides are composed of one glycerol molecule and three fatty acids, making them the primary form of stored fat in the body. Cholesterol (A) is a different type of lipid, phospholipids (B) have two fatty acids, and 'saturated' (C) refers to the structure of fatty acids, not a specific lipid containing 3 fatty acids.

3. Which nutrient is most important for pregnant women to prevent neural tube defects?

Correct answer: B

Rationale: Folate (or folic acid) is crucial for the prevention of neural tube defects during pregnancy.

4. Which of the following vaccines is not done by intramuscular (IM) injection?

Correct answer: D

Rationale: Understanding the underlying pathology and therapeutic techniques ensures that nursing care is not only reactive but also preventative, reducing the risk of complications.

5. Miss CEE is admitted for treatment of major depression. She appears withdrawn, disheveled, and states 'Nobody wants me'. What does the nurse most likely expect that Miss CEE is to be placed on?

Correct answer: C

Rationale: Given Miss CEE's state of major depression and her expressed feelings of worthlessness ('Nobody wants me'), the nurse would most likely expect her to be placed on suicide precaution. This means that measures would be taken to ensure her safety and to prevent her from harming herself. While medications like neuroleptics (Choice A) and anxiolytics (Choice D) might be employed as part of her overall treatment, these medicines are primarily used for conditions like psychosis and anxiety respectively, not specifically for depression or suicidal ideation. A special diet (Choice B) may be part of a comprehensive treatment plan, but it is not as immediate or as directly related to her current emotional and psychological state as suicide precaution is.

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