An individual with a deep,closed belly button is more likely to have more ________ bacteria living in his or her belly button compared to an individual with a shallow,open belly button.

Question

Quizplus · Accepted Answer

Anaerobic bacteria thrive in environments with little to no oxygen, such as in a deep and closed belly button. In contrast, aerobic bacteria prefer oxygen-rich environments and are less likely to thrive in a closed belly button. The other choices, nitrogen-fixing and photoheterotrophic bacteria, are not commonly found in the human belly button.

An Individual with a Deep,closed Belly Button Is More Likely