Prophase: spindle fibers are developed during this phase.
Like a police officer who allows selected people to enter and leave a place
Carbon-14 is a form of Absolute Dating
Answer:
It is called feedback regulation.
Explanation:
It is used when a product of the reaction is used for regulate the reaction. Therefore when there is enough product like ATP in this situtation, there is no need to run the reaction.
Answer: The pulmonary artery (carries blood from the heart to the lungs), and the pulmonary vein (carries blood from the lungs to the heart).