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UNO [17]
4 years ago
15

When your smooth muscle squeezes from the top to bottom in order to digest food, it is engaging in a process known as

Biology
1 answer:
Elanso [62]4 years ago
7 0
The process is known as peristalsis. These are a serial wave-like movements which moves the food into the digestive tract. It starts in the esophagus, where swallowed food is present, and smooth muscles contract to take the food into the stomach.
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What is the relationship between ATP and ADP
Bezzdna [24]
ATP is short for adenosine triphosphate, which means that there is an adenosine molecule (A) (don't worry too much about that for the moment) with three phosphates (P) joined onto it. ATP could be written at APPP. ADP stands for adenosine diphosphate, which means the A has 2 phosphates joined to it, and might look like APP.

Therefore,
APPP -> APP + P 

ATP can become ADP plus a free P (because one broke off)
5 0
3 years ago
Which describes a similarity between abiotic and biotic factors? a.They may include things that were once living. b.They are bot
iogann1982 [59]

Answer:

B. They are both necessary for organisms to survive

Explanation:

organisms rely on both living and non-living factors to survive.

Ex: An orange tree needs worms, birds, and insects to keep it alive and to plant more trees and it needs dirt and water.

4 0
3 years ago
You are walking in a clear-cut section of forest a few days after a heavy rainstorm A nearby stream is very muddy and has
Neko [114]

Answer:

in my oppinion its call a  

source of pergisol

Explanation:

What if climate change is self-sustaining? This is already the case, for example, with melting arctic sea ice. This reflects solar radiation, which allows the ocean, located under the ice, to stay cold. But when sea ice melts, the ocean absorbs heat from the sun, which melts more ice. In general, it is difficult to predict the tipping point where such a feedback loop will engage.

Spread over more than 23,000,000 km2, at the top of the globe, permafrost (permanently frozen ground) could enter such a vicious circle. Normally, up to 4 m of soil and plant debris cover the permafrost. This top layer (called the active layer) normally melts every summer, and freezes in winter. It thus protects the permafrost from the rise in heat outside. But in the spring of 2018, a team working at a research station in Tchersky, Russia, discovered that near-surface land had not frozen over at all during the long, dark polar night.

3 0
3 years ago
Which of the following may display two different grain sizes?
andreyandreev [35.5K]
<h2>Answer:</h2>

b. sedimentary rock

c. igneous rock

Sedimentary and igneous rocks may display two different pore size. According to a rough estimate the grain size of Sedimentary rocks is 5mm and grain size of igneous rock is 2mm.

7 0
3 years ago
The diagram below shows a portion of the geologic time scale.
Gala2k [10]
The answer is microscopic life appeared on Earth before flowering plants. This is because according to the label on the second box, microscopic life appeared 4.0 to 3.5 billion years ago, and this is way before the date 250 to 120 millions years ago indicated on the label on the sixth box the flowering plants appeared on Earth.
3 0
3 years ago
Read 2 more answers
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