Molds and spores of fungus found in damp places, like basements or inside walls, can become toxic.
true or false .. i put true

Is there any solid scientific evidence that humans have been cloned?

Aresearcher created three groups based on participants bmi: normal weight, overweight and obese. the hypothesis being tested is that the three groups differ in the mean number of artificially sweetened drinks consumed weekly. which statistical test might the researcher use, assuming a reasonably normal distribution of values.

When are the centromeres broken in meiosis?