The process of breathing in oxygen and breathing out carbon dioxide is

Medicine

2 answers:

pochemuha3 years ago

5 0

Answer:

The answer is D

Explanation:

Rainbow [258]3 years ago

3 0

Answer:

D. Respiration

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Which of the following statements concerning prion diseases is true?

Mariulka [41]

Answer:

The correct answer is C. Normal host cellular prion proteins (PrPC) are converted into scrapie proteins (PrPSc).

Explanation:

Prions are the infectious proteins that cause neurodegenerative diseases in both animals and humans. In humans, it causes various diseases like Creutzfeldt-Jakob disease, kuru. Collectively these diseases are called spongiform encephalopathies.

Humans contain normal cellular prion protein denoted as(PrPC) and the prions are abnormal form of this protein i.e., PrPSc where Sc indicates scrapie. This abnormal protein is misfolded form of normal prion protein.

When this misfolded prion protein enters the host body it converts all the normal cellular prion proteins in scrapie protein causing a fatal disease. In this disease, holes are created in the brain tissue and tissue degeneration gives brain appearance like sponges. Therefore the correct answer is C.

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Answer:

Complex carbohydrates (AKA polysaccharides) : These are the nutritional compounds composed of multiple monosaccharides building blocks. Complex carbohydrates include starch,glycogen & cellulose.
Fats : Fatty acids are the building blocks of fats in our bodies.During digestion, body breaks down fats into fatty acids that is important so that it can absorbed into blood.Fatty acid molecules are added together in three groups known as triglycerides.
Proteins : Amino acids are building blocks of proteins. There are 20 amino acids present in the proteins we eat and proteins within the body, they link together to form large protein molecule.

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Exercise is something that should be __________. A. painful B. inconvenient C. enjoyable D. exhausting Please select the best an

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The answer to this question is C

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4 years ago

What is the BMI? please can you answer?

alexandr402 [8]

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BMI MEANS BODY MASS INDEX