What is the function of the nucleolus? a. storage of dna b. production of trna c. production of mrna d. assembly of ribosomes

Look at the punnett square for an x-linked recessive disease. is it possible for a female offspring to have the disease?

Which of the following is an oxidation-reduction reaction? (pictured below)

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