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julia-pushkina [17]
3 years ago
15

In a series of rock layers, where do you find the oldest layers? Explain why?

Biology
1 answer:
irina1246 [14]3 years ago
8 0

Answer:bottom

Explanation:

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In diabetic patients, what molecule is missing in the transport system
Oksanka [162]
The answer to this question would be: insulin

Insulin is a hormone that produced by the pancreas. Insulin makes sugar go inside cells. Sugar is the food for cells. Without insulin, the sugar can't enter the cell and the cell food is depleted. This will cause the body feel that the sugar is not enough and trying to increase the sugar concentration. This will result in the increases of blood sugar level.
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HELP MEEEE PLS Hydroelectric power is produced using the energy of moving water.
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Answer:

C Water flowing downstream is held up in a reservoir behind a dam. Some water moves down channels through turbines connected to generators which produce electricity

Explanation:

Good explanation.

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45. The main product(s) of the light-independent ( dark reactions ) of photosynthesis is/are
alexira [117]

Answer:

C. glucose

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Dark reaction takes place outside the thalakoid membrane (stroma and cytoplasm). During dark reactions, energy is released from ATP and NADPH to fix carbon dioxide into <em><u>glucose</u></em>.

Option A and B are not correct because they are produced during light reactions. Likewise, chlorophyll is the part of cell and is not prepared during light or dark reactions at all.

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The hydrogen ion concentration of a solution is indicated by its<br> ___ value.
rosijanka [135]

The hydrogen ion concentration of a solution is indicated by its <u>pH </u>value.

Explanation:

  • A measure of acidity or alkalinity of water soluble substances (pH stands for 'potential of Hydrogen'). A pH value is a number from 1 to 14, with 7 as the middle point.
  • Under normal circumstances this means that the concentration of hydrogen ions in acidic solution can be taken to be equal to the concentration of the acid.
  • The pH is then equal to minus the logarithm of the concentration value.
  • Values below 7 indicate acidity which increases as the number decreases, 1 being the most acidic.
  • The pH of a solution is a measure of hydrogen ion concentration, which in turn is a measure of its acidity.
  • Pure water dissociates slightly into equal concentrations of hydrogen and hydroxyl (OH−) ions. For a neutral solution, [H+] is 10−7, or pH = 7.
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<h2>Hello,</h2>

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Ingrid tells her friends about rugby, and they tell her about football.

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