In order to produce yoghurt, lactobacillus strains are used: they metabolize milk sugar to lactic acid that makes the milk protein curd, gives yoghurt its sour-refreshing taste, and keeps other critters at bay due to its acidity. what was the original ecology of lactobacillus?

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.

paper covers rock.

explanation:

rock only smashes scissors.