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kiruha [24]
2 years ago
6

Describe one environmental problem that can be caused by irrigation.

Biology
1 answer:
forsale [732]2 years ago
3 0
A couple of problems are erosion and the pollution of surface water and groundwater from agricultural biocides, which can decrease the water quality in nearby rivers or other water sources.
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What are three steps doctors would take to repair damaged heart tissue?​
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Here is basic information: "Stem cell therapy for the heart; several different types of approaches are being used to repair damaged heart muscle with stem cells. The stem cells, which are often taken from bone marrow, may be inserted into the heart using a catheter. Once in place, stem cells help regenerate damaged heart tissue

Explanation:

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Enzymes are important because they (1 point)
mylen [45]
Speed up chemical reactions (Catalysts)
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What three mechanisms regulate the heart?
Tamiku [17]
The three mechanisms which regulate the heart are endocrine, cardiovascular and Sinoatrial nodes.
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7 0
3 years ago
A disease called phenylketonuria causes mental problems, reduces skin pigmentation, and also affects the coloration of urine. Wh
swat32

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Pleiotropy

Explanation:

Pleiotropy is a genetic condition in which a single gene conditions the expression of multiple phenotype. There are different types of pleiotropy depending on the underlining mechanism

  • <em>gene pleiotropy</em>
  • <em>developmental pleiotropy</em>
  • <em>selectional pleiotropy</em>
  • <em>antagonistic pleiotropy </em>

<em>Phenylketonuria is a disease characterized by increased level of amino acid phenylalanine in the blood. It caused by mutation to the gene responsible for breaking down phenylalanine in the blood. Elevated level of phenylalanine causes other issues such as mental problems, urine coloration and reduction in skin pigmentation. This is a clear case of pleiotropy.</em>

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What is the most important way to prevent a foodborne illness from​ bacteria?
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