Answer:
it refers to how often you exercise
Back when the Industrial Age was in motion many workers were hurt on the job, but keep working because they didnt get any money if they did not work. This lead to the contamination of products such as meat and other food items. Also children began to work back then as well and when mothers learned that thier children were getting hurt they demanded money to pay for the cost of medical bills.
Answer:
The upper respiratory system includes the nasal cavity (nose), the pharynx and larynx.
Explanation:
Air enters the body through the nose or mouth, this moistens and warms the air that enters since cold dry air will irritate the lungs. The air then travels down the voice box and down the windpipe.
Answer:
yes it has postive and negative
Explanation:
in this world everything has postive and negative
The hair, skin, and nails are part of the integumentary system. This system grows from biotin.
Answer: D) Integumentary
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