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vichka [17]
3 years ago
13

Which of the gases have about the same concentration when a person inhales and exhales?

Biology
1 answer:
Zanzabum3 years ago
7 0

Answer:

Carbon dioxide and OXygen because the air we breathe out contains 16.4% of oxygen and 4.4% of carbon dioxide.

Explanation:

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Describe how and where viruses reproduce and the function of RNA and DNA in this process.
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Answer:

Using the host's cellular metabolism, the viral DNA begins to replicate and form proteins. Then fully formed viruses assemble. These viruses break, or lyse, the cell and spread to other cells to continue the cycle. Like the lytic cycle, in the lysogenic cycle the virus attaches to the host cell and injects its DNA.

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3 years ago
Natural selection favors
Effectus [21]

Answer:

D, organisms that survive long enough to reproduce.

Explanation:

C and D are the best answers. Adaptations and skills other than speed and strength contribute to an organism's survival too, so that means it isn't C. Natural Selection is about how an organism must have useful traits to survive to reproductive stage and  successfully reproduce, so it would definitely be D.

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8 0
3 years ago
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A frog with a mass of 0.29kg hops up in the air. At the highest point in the hop, the frog has a gravitational potential energy
PtichkaEL [24]

Answer:

0.27m

Explanation:

To get the energy

Potential energy= Mgh

M is Mass

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H is height..

M= 0.29kg, h= ?

P=0.759. g=9.8m/s

Therefore,

0.759=0.29×9.8×h

H= 0.759÷2.842

H= 0.27m

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How might the DNA of a tardigrade help with human<br> illnesses?
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What is the current system for classifying organisms called
Wittaler [7]
The Binomial Naming System.
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3 years ago
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