Which of the following is/are true regarding the human microbiome? Group of answer choicesBacteria cells outnumber human cells 10:1 in our bodiesBacteria in the human gut are critical for nutrient metabolism and vitamin synthesisAntibiotic exposure can kill off important members of our microbiota and increase our risk to infection as well as metabolic disordersAll of the above are true

Which of the following is true?1 pointThere are fewer microbial cells than human cells in your body.All of the answers above are trueThe microbiome is estimated to contain at least 100 times more genes than your own genome.The microbiome is estimated to weigh about 10 pounds.

How do microbiome keep us healthy?Group of answer choiceskills off other bacteriaproduce enzymes that aids in digestionelevates our moodall of the above

True or False? The skin microbiome includes bacteria and fungi but not viruses.Group of answer choicesTrueFalse

John has been experiencing digestive problems and goes to see his doctor. The doctor suspects that John's gut microbiome may be imbalanced. Which of the following should be recommended first?Group of answer choicesPrescribe antibiotics to kill off any harmful bacteria in John's gutAll answers should be actioned togetherRecommend that John eat more fiber and fermented foods to promote a healthy gut microbiomeOrder a fecal microbiota transplant to introduce beneficial bacteria into John's gut

1. Distinguish between:a. pathogens, antigens and hostsb. prions, viruses and bacteriac. parasites, endoparasites and ectoparasites.2. Our microbiome consists of trillions of microorganisms that live in us and on us. Thebacteria that colonised the intestines after birth are important for development andfunction and are considered the normal flora of the gut. We depend on our gutbacteria to obtain vitamin K and vitamin B.a. Where do we obtain the bacteria that colonise our gut?b. Are any two people's gut microbiomes identical? Justify your response.c. Suggest factors that influence the composition of our gut microbiota over ourlifetime.3. Describe how our human microbiome protects us from pathogen attack. State fivediseases that have been linked to the microbiome