Answer:
they may cause the development of a disease-causing allele
they may cause the development of a more beneficial allele
they in some cases, may have no noticeable affect
Explanation:
Well there are many factors that go into the categorization of different life singers in each aquatic system, from the ph levels in the water, the temperature, the depth, the presence of lights, as well as foreign factors s as well such as natural disasters, human/unnatural predatory fishing (invasive), and not to mention pollution, all of which can change the balance of an aquatic system to a minimal degree to turning it into an ecological “dead zone”
Water first-rate has significantly laid low with the presence of acid and base within the water. So answer is lake a: ph = 6.6; lake b: ph = 6.8.
The water isn't always precise for fitness whilst its exceptionally acidic or exceptionally basic. If the pH of water is almost impartial, this water is nice for consuming purpose. In the choice 3, each lake A and lake B has pH almost impartial so this water reasons no awful impact at the fitness of the human body. Highly acid water has low water first-rate because of the presence of metals which adversely have an effect on our body.
<h3>What is pH of lake water ?</h3>
The pH degree of the water in rivers, lakes, and wetlands is critical to plant and animal life is 7.
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Hence explained.
To learn more about the acids refer link :
brainly.com/question/25148363
Answer:weather is a change in the atmosphere, climate describes the weather in a specific area, weather is affected by temperatures
Explanation:
The nervous system communicates through electrical impulses and the communication is very fast. It works in a relay fashion, from point to point comparable to the way the old telephones systems used to work.
The endocrine system communicates by chemical signals via the bloodstream. Hormones are secreted into the blood and extra cellular fluids, then transported to target cells, which must bear a receptor to be able to bind to a specific hormone, and respond.
Hormones are chemical messengers secreted into blood or extracellular fluid that affect the function of other cells.
Endocrine communication is not quite as fast as the nervous system communication
