Which question describes what the scientist is most likely testing? how many eggs do ducks usually lay? what color of ducks lays the most eggs? what setting is best for producing the most eggs? where is the safest place to raise ducks?

The phlogiston theory in the 17th century attempted to explain burning. the theory stated that combustable objects contained a material called phlogiston, a substance without mass, color, odor, etc. after objects burned, the objects were dephlogistonated and were then in their true form. the phlogiston theory was accepted until the 18th century, when lavoisier proved that combustion requires a gas that has mass. phlogiston is considered a) to be scientific knowledge b) not to be scientific knowledge c) to be proven by scientific method d) to be accepted in the modern scientific community

Explain why the plants cortex would serve as the best food source for animals

18. how do the cells in meiosis differ from the cells in mitosis?