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Paladinen [302]
2 years ago
9

Distinguish Is carbon dioxide (CO2) a pure substance or a mixture? Explain

Biology
2 answers:
gayaneshka [121]2 years ago
8 0

Answer:

it is a pure substance because it is natural it comes from the earth's atmosphere

nasty-shy [4]2 years ago
6 0

Answer:

A, hope this helps u out

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Help! will mark brainliest! write in your own words please!! due today!!
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Answer:

if your brain is distracted, then you'll have a slower reaction time. if not, then you have a faster reaction time.

Other things can depend. If the object is to fast or to slow, that could also delay reaction times.

Explanation:

8 0
3 years ago
1. In which way does the circulatory system rely on the skeletal system? (1 point)
german

Answer:

The correct option is Blood cells are produced in bone marrow.​

Explanation:

Skeletal system can be described as the system which comprises of all the bones and joints of an organism. The main function of the skeleton system is to provide support and protection to the organism.

The circulatory system can be described as a system which comprises of the heart, blood vessels and blood. This system is mainly involved in the transportation of substances like oxygen, nutrients etc in the body.

The skeletal system interacts with many other systems of the body and helps them perform their functions. For example, the skeletal system interacts with the muscular system so that a muscle can contract and relax.

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5 0
3 years ago
The carbon cycle is a process that involves:
OLga [1]

Answer:

All of the above

Explanation:

Carbon atoms are created during the process of photosynthesis. During this process, plants will absorb carbon dioxide and sunlight to create energy, glucose, and other sugars. And for the physical changes of carbon molecules, carbon can undertake multiple changes overtime. Even though this element can be stored in the Earth for millions of years, it can be transferred in seconds from one object to another

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2 years ago
The respiratory system depends on the nervous system for signals to
ira [324]
Coordinates muscles controlling breathing ..

Hope it helps.
6 0
3 years ago
How are geotropism and phototropism similar _____.
Rom4ik [11]

All of the above is the answer

5 0
3 years ago
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