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DochEvi [55]
3 years ago
7

When a river flows over time, it may leave a deep groove with tall sides called a(n)? Possible answers in photo.

Biology
1 answer:
PilotLPTM [1.2K]3 years ago
3 0

Answer:

Canyon.

Explanation:

Weathering, volcano, mountain, and erosion are not good answers.

<em>Hope this helped</em><em> </em><em>:</em><em>)</em>

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In animals which process produces atp molecules
Firdavs [7]
Protein synthesis in the ribosomes
3 0
3 years ago
Which of the following is a system of organs that collects oxygen from the external environment and transports it to the bloodst
ehidna [41]

Answer:D

Explanation:

Respiration is the process of taking in oxygen and release of Carbondioxide in the lungs(breathing),the absorption of the oxygen in the alveolar, into the blood stream for distribution to tissues , the combustion of the metabolites(glucose,amino acids, and fatty acids and glycerol)with the inhaled oxygen to give energy as ATPS and water vapour.

4 0
3 years ago
Over millions of years, what type of fuel forms from the dead organisms acted on by temperature and pressure of the earth?
MrRissso [65]

Answer: coal

Explanation: coal is formed when layers of peat are compressed by the layers of rocks above.

7 0
3 years ago
An Asian elephant has a weight of 52,900 newtons. This enormous weight is balanced on four feet. In a circus act, these elephant
Aleonysh [2.5K]

Answer:

Option B, 18.11 \frac{N}{cm^{2}}

Explanation:

Given-

The average surface area of one foot pad of an elephant is 2920 cm^{2}\\

Weight of an Asian elephant is 52900 newton

As we know, pressure is equal to total weight divided by total area of the surface on which it is concentrated.

Thus, pressure on one foot  pad of elephant is \frac{52900}{2920} \frac{N}{cm^{2}} \\

= 18.11\frac{N}{cm^{2}}

Hence, option B is correct answer

7 0
3 years ago
Describe the role. of the liver in regulating the concentration of glucose in the body​
leva [86]

Answer:

The liver stores glucose to power the cells during periods of low blood sugar. Skipping meals and poor nutrition can lower blood sugar. By storing glucose, the liver makes sure that blood glucose levels remain steady between meals and during sleep. When blood glucose falls, cells in the pancreas secrete glucagon.

<h2>Have a nice day!!</h2>
4 0
2 years ago
Read 2 more answers
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