A scientist is investigating how the amount of available water affects plant growth in a rainforest. Although all of Earths spheres are interconnected, which of Earths sphere does the scientists investigate focus on?

they have sperm in my gf's mouth

explanation:

where in your body is there an enzyme that does function at a high or low ph? what is the name of that enzyme and its function?

yes, because even though a theory has a  lot of evidence to support it, it is not always true

what are the awnser choices? i mean, without choices, it is an incompleat