What was the independent variable in francesco redi's experimental setup?

a. raw meat
b. the jars
c. the maggots
d the jar covers

Florian discovers a rock that is broken into pieces. each piece has several bands. which type of rock does florian predict these pieces will change into when subjected to heat and pressure? igneous magma metamorphic sedimentary

The leopard frog and the pickerel frog are two closely related species. in areas where their ranges overlap, the frogs will remain separate species if they

What is usually (but not always) related to the metabolic processes of living organisms in its organic form?