Answers
The circulatory and respiratory systems work together to circulate blood and oxygen throughout the body. Air moves in and out of the lungs through the trachea, bronchi, and bronchioles. Blood moves in and out of the lungs through the pulmonary arteries and veins that connect to the heart.
Digestive System gets nutrients (good) from food and hands it over to the blood and Circulatory System then carries those nutrients where they need to go.
The excretory system removes waste from the body. remove waste from the blood. The digestive system breaks down the food you eat into nutrients that provide energy and building materials for cells. The digestive and excretory sytems work together to process the food that you eat.
Answer:Margulis
She is the one who discovered it
For an atom to become a positively charged ion it must lose negatively charged electrons.
Meiosis I is what I believe your looking for, no?
The answer to finish this sentence would be ''Scientific law'' because statements that describe what scientists usually expect to occur each time in situations is this since scientists test things in order to gather data and certify it to make it a scientific law.
