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boyakko [2]
2 years ago
10

A key characteristic of aquatic dead zones is ________. A key characteristic of aquatic dead zones is ________. a high concentra

tion of urban development a low concentration of oxygen low concentrations of nitrogen and phosphorus a lack of water a low concentration of keystone species
Biology
1 answer:
Snowcat [4.5K]2 years ago
6 0

Answer:

The correct answer is "low concentration of oxygen".

Explanation:

One of the key characteristic of aquatic dead zones is its low concentration of oxygen. Aquatic dead zones are classified into this category for being hypoxic, condition that do not support the growth of most marine life. Most aquatic dead zones are in these conditions because of a high content of nutrient pollution caused by human activities.

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consumption process does

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Catalase is an enzyme that is found in all living tissues. Cells need catalase in order to function properly. Which of the follo
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Answer: option D) Cells can function equally as well at all pH's because enzymes are effective at all pH's.

Explanation:

Studies in biology have demonstrated that:

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- All living tissues contain enzymes such as Catalase

Thus, based on the information given, we can infer that all cells can function equally as well at all pH's (whether acidic, neutral or alkaline) because enzymes are also effective at all pH's.

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How does the cell use both dna and rna to direct protein synthesis
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Answer:

DNA and RNA are nucleic acids found in the cells of living organisms. DNA is a two-stranded molecule consisting of a deoxyribose sugar, while RNA is a single-stranded molecule with ribose as its sugar component. There are three primary types of RNA: messenger RNA (mRNA), ribosomal RNA (rRNA) and transfer RNA (tRNA). Another kind of RNA is small nuclear RNA, or snRNA, which is involved in altering an RNA transcript.

Proteins are one of the vital biomolecules of life. These compounds perform a variety of essential processes to sustain an organism's survival, which include clotting of blood, transporting oxygen, contracting muscles and catalyzing chemical reactions. The building blocks of proteins are called amino acids.

The synthesis of proteins starts with transcribing the instructions in DNA into mRNA. The mRNA is then carried out of the cell's nucleus into the cytoplasm, specifically into structures called ribosomes. The ribosomes, which contain rRNA, are organelles where protein production occurs. The tRNA transports the amino acids to the ribosomes. The code sequence in mRNA is then translated, and specific proteins are synthesized by stringing amino acids together.

Explanation:

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Answer:

The answer is C

Explanation:

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