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Citrus2011 [14]
3 years ago
14

Which of the following best describes a part of the process of digestion?

Biology
2 answers:
Olegator [25]3 years ago
6 0

Answer:

Option D. A description of a part of the process of digestion is that <u>nutrients are absorbed through the intestine wall into the bloodstream.</u>

Explanation:

The energy that the human body requires in order to properly function is all derived from the food we ingest. In order for the body to assimilate that food, the digestive system, through a process called digestion, breaks down the food we just ate and transforms it into a source of energy. Digestion is done physically and chemically with the help of different organs of the body. Once the food has been chewed and swallowed, which is the physical part of the process, it is not the time for organs such as the small intestine to transform that food into energy. In the small intestine, the body uses enzymes that release chemicals that help nutrients to be absorbed through the intestine's walls into the bloodstream, ultimately these nutrients will be stored as energy for the body to carry the diverse functions it needs to do.

Gnoma [55]3 years ago
3 0

Nutrients are absorbed through the intestine wall. This is done via enzymes the break down all of the cheeseburger you ate 5 minutes ago. After all of the goods have been stripped from the burger, the waste is carried out through the poopshoot.

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Which of the following are some examples of rapid environmental changes? A) Succession B) Fires C) Weather D) Landslide​
kenny6666 [7]

Weather is an example of rapid environmental changes.

Explanation:

Environment refers to our natural world surroundings. Rapid means fast or quick. Weather around us keeps changing as the earth rotates and revolves around the sun. It changes depending on the month of the year or may change from day to night. You can also note the room temperature at different times in a day, it keeps changing mostly minorly but it does change. There are sunny, foggy, rainy, cold etc days and hence we can say that weather is example of rapid environmental changes.

5 0
3 years ago
Read 2 more answers
If 1/8 remains after 21 years, what is the half-life?
vagabundo [1.1K]

Half life formula

The number of unstable nuclei remaining after time t can be determined according to this equation:

N(t) = N(0) * 0.5^(t/T)

where:

N(t) is the remaining quantity of a substance after time t has elapsed.

N(0) is the initial quantity of this substance.

T is the half-life.

It is also possible to determine the remaining quantity of a substance using a few other parameters:

N(t) = N(0) * e^(-t/τ)

N(t) = N(0) * e^(-λt)

τ is the mean lifetime - the average amount of time a nucleus remains intact.

λ is the decay constant (rate of decay).

All three of the parameters characterizing a substance's radioactivity are related in the following way:

T = ln(2)/λ = ln(2)*τ

How to calculate the half life

Determine the initial amount of a substance. For example, N(0) = 2.5 kg.

Determine the final amount of a substance - for instance, N(t) = 2.1 kg.

Measure how long it took for that amount of material to decay. In our experiment, we observed that it took 5 minutes.

Input these values into our half life calculator. It will compute a result for you instantaneously - in this case, the half life is equal to 19.88 minutes.

If you are not certain that our calculator returned the correct result, you can always check it using the half life formula.

8 0
3 years ago
Which condition is inherited as a dominant allele?
Nady [450]

Answer:

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Explanation:

becase it is are caused by dominant alleles of a single gene on an autosome. Changes in chromosome number can lead to disorders like Down syndrome.

8 0
2 years ago
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yKpoI14uk [10]
Bacteria does not contain membrane boung organelles therefore are prokaryotic and I also know they are unicellular. and they are definitely not multicellular so the answer is : c
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3 years ago
"during a head to toe examination, the nurse should expect which musculoskeletal finding in the older adult
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Head exception if there’s a blindness of the rolled eyes
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