Answer:
Respiratory
Explanation:
they all come together and help with breathing and oxygen :)
Yes, I think the cell theory is a scientific theory because its statements are testable and verifiable.
<h3>What is a scientific theory?</h3>
A scientific theory is a well-sustained statement based on different types of scientific evidence.
A scientific theory must be testable, which means that it can be confirmed or rejected by using the scientific method.
In conclusion, the cell theory meets the definition of a scientific theory because it is testable and verifiable.
Learn more about scientific theories here:
brainly.com/question/11555274
brainly.com/question/1594446
#SPJ1
Answer:A food chain shows what eats what in a particular habitat. It shows the flow of energy and materials from one organism to the next, beginning with a producer . ... The arrows between each organism in the chain always point in the direction of energy flow from the food to the feeder.
Explanation:
Answer:
The correct answer is d) circular folds.
Explanation:
Circular folds slow food going through the small intestine so the villi and microvilli can help the food to be processed and digested properly. Also, the presence of these circular folds increases the surface where the nutrients are being absorbed.
