Question 1:

What is the microbiome?

Explanation: The microbiome refers to the collection of all microorganisms and their genetic material found in the human body. This includes bacteria, viruses, fungi, and other microbes. Therefore, option D is correct.

Question 2:

Which of the following is NOT a potential role of the microbiome in human health?

Explanation: Control of human behavior is not a potential role of the microbiome. The microbiome primarily influences aspects such as digestion, vitamin production, and immune system regulation. Therefore, option D is correct.

Question 3:

Which of the following can disrupt the balance of the gut microbiome?

Explanation: Antibiotic use can disrupt the balance of the gut microbiome. Antibiotics can kill both harmful and beneficial bacteria, leading to an imbalance in the microbiome. Therefore, option A is correct.

Question 4:

Which of the following is an example of a probiotic?

Explanation: Lactobacillus acidophilus is an example of a probiotic. Probiotics are live microorganisms that can confer health benefits when consumed. Therefore, option A is correct.

Question 5:

What is dysbiosis?

Explanation: Dysbiosis refers to the imbalance of microorganisms in the human body. It often involves a disruption of the normal composition and diversity of the microbiome. Therefore, option B is correct.