Both warm-up and cool down exercises can help prevent injuries associated with workouts. They allow the heart rate to increase and decrease slowly which prevents light headedness and also improves blood flow to the muscles.
Answer:Because DNA is a complex, long-chained molecule that contains the genetic blueprint for building and maintaining all living organisms. Found in nearly all cells, DNA carries the instructions needed to create proteins, specific molecules essential to the development and functioning of the body.
Explanation:
Answer:
Testable prediction that gives direction to research.
Explanation:
A hypothesis is an explanation that can be accepted in a provisional way, but has the objective to provide sufficient guidance for further investigation.
It is also considered testable because it can be proven right or wrong, it means it is possible to be verified.