D. The data for the average heights of the plants in trials 1 and 3 contains errors
Explanation: Please double check my answer.
They use energy from the breakdown of a molecule called ATP. ATP is often called the energy currency of our body as it is used all around in the human body for different processes that need energy - so not just active transport of proteins. ATP gets broken down into ADP and an extra group of P (phosphates).
Because a theory is based on what the person doing the experiment think is going to happen so it's a prediction
Answer: Septum: Prevents oxygen rich blood mixing with oxygen poor blood in the heart.
Valves: Prevent backflow.
Explanation:
