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r-ruslan [8.4K]
4 years ago
8

Can someone explain the nitrogen, phosphorous, water, and carbon cycle?

Biology
1 answer:
Misha Larkins [42]4 years ago
8 0
Humans use the fossil fuels and release the carbon into the air. Starts with Nitrogen in the atmosphere. ... The runoff of the nitrogen into the surface water is that it destroys all the oxygen build up in the water, called Eutrophication. The Phosphorus Cycle starts with the weathering of rocks.
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Dr. Han is studying which brain structure is associated with aggressive behavior among rats. Which part of the brain is she like
djyliett [7]

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The correct answer is - The amygdala

Explanation:

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7 0
3 years ago
Suppose one parent is heterozygous for a dominant disorder and the other parent is homozygous normal. Draw a pedigree showing th
Radda [10]

There is only two possible offspring.

Bb and bb

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B     <u> Bb </u>              <u> Bb</u>

   

b       <u> bb  </u>               <u> bb </u>

                             

3 0
4 years ago
Which term is considered the body's first line of defense against infection?
gtnhenbr [62]

Answer:

White blood cells.

Explanation:

The first line of defence (or outside defence system) includes physical and chemical barriers that are always ready and prepared to defend the body from infection. These include your skin, tears, mucus, cilia, stomach acid, urine flow, 'friendly' bacteria and white blood cells called neutrophils.

4 0
3 years ago
Read 2 more answers
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Answer:

a

Explanation:

7 0
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