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elena-14-01-66 [18.8K]
2 years ago
9

What are potential sources of error in Marta’s experiment?

Biology
1 answer:
Delvig [45]2 years ago
6 0

Answer:

She only looked at the results for lunch and no other meals. She did not define what “healthy” means. She tested a different number of girls and boys and did not factor that into her results. Her study is biased.

Explanation:

pls mark me brailest

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Answer:

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3 years ago
When you sneeze, air is forcefully exhaled from your nose. As the air exits the nose, what is the last structure the air will pa
inn [45]

The last structure the air will pass through will be External nares

<u>Explanation:</u>

The upper portion of the respiratory tract is the nasal cavity and the nose. The external nose forms the first and foremost respiratory tract area. Nose is the major part that is responsible in exchanging air with the atmosphere. It is responsible for the human survival.

There are two openings in a nose. These are called as nostrils. They are also called as exterior nares. The air from the atmosphere when inhaled it enters into the nostril. from there is is sent to the nasal cavity. Nasal cavity is the place where the air that is inhaled will be purified and it is transported to various human parts. thus, when air contains any dust or impurities it will make you to sneeze thereby the air gets out of the nose through  External nares

5 0
3 years ago
What is the function of nucleic acid
dolphi86 [110]

Answer:

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Explanation:

it tells your cells what to do to fix and maintain an organism

3 0
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Explanation:

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