Answer:
As Jane exercises her heart rate and breathing rate increase because he muscles are asking for more oxygen and get rid of more carbon dioxide. More blood is diverted towards the muscles as they need more oxygen for respiration. She needs to burn glucose with oxygen and water to produce energy so she can run. The way she can get this oxygen into her body is through her lungs. Where oxygen from the air diffuses into the blood and carbon dioxide diffuses out.
The basic difference between light and electron microscope is their application in visualizing specimen.
Answer: The genotype of an organism is defined as the sum of all its genes. The phenotype of an organism is the observable physical or biochemical characteristics of an organism, determined by both genetic make-up and environmental influences.
Explanation:
The correct answer is cell wall. The cell wall is a tough and flexible layer that surrounds plant cells, as well as some algal and bacterial cells. The cell wall is rigid enough because of its components; cellulose, in which is used for both protection and structure.
6. A push or a pull
7. A force between two magnetic poles
8. the si unit used to measure the strength of a force
9. G
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