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vfiekz [6]
3 years ago
5

In which part of the river would you expect to find high oxygen levels, low nutrient levels and low biodiversity levels

Biology
2 answers:
Inessa [10]3 years ago
7 0

Answer:

Answer is Near the headwaters or source.

Explanation:

marysya [2.9K]3 years ago
4 0

Answer:

Dissolved oxygen concentrations are constantly affected by diffusion and aeration, photosynthesis, respiration and decomposition. While water equilibrates toward 100% air saturation, dissolved oxygen levels will also fluctuate with temperature, salinity and pressure changes ³.

Explanation:

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19) Define the following terms: -<br>(1)<br>Species<br>(ii)<br>Binomial nomenclature:​
inna [77]

Answer:

A biological species is a group of organisms that can reproduce with one another in nature and produce fertile offspring. ... The term species can also be defined as the most basic category in the system of taxonomy.

binary nomenclature, is a formal system of naming species of living things by giving each a name composed of two parts

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3 years ago
The human genome codes for 20,000 to 25,000 proteins, but any given cell might produce only 5,000 different proteins. how is thi
Musya8 [376]

This is because not all genes are expressed at the same time, so not all the proteins are present at a certain moment. The mechanisms that cell uses to control gene expression are called regulation of the gene expression. Thanks to regulation of the genes, cells have the ability to increase or decrease the production of specific gene products such as proteins. This property is important for the adaptability of an organism because it allows the cell to express protein when needed.

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3 years ago
Are examples of carbohydrates
Verdich [7]

Answer:

glucose & fructose

Explanation:

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3 years ago
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Which of the following should NOT be added to a compost heap? A) potato peels B) bones C) banana skins D) shrub clippings​
juin [17]

Answer:

D shrub clippings

Explanation:

this is because they don't decompose like the other choice and are not rich in nutrients

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2 years ago
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Answer: They lead to increased levels of carbon dioxide and other greenhouse gases in the atmosphere which causes the greenhouse effect.

Renewable resource: Sunlight, water, wind,

Norenewable: coal, natural gas, oil

Since fossil fuels are located all over the world, it makes it much easier to create electricity from them than things that are hard to come by.

Explanation:

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