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.
Answer:
The prefix for where Karen got a scar is naso-
Explanation:
Naso- means pertaining to the nose. Derived from nose and nasal.
Origin is from Latin - nãsus.
Refers to the organ of smell or entrance to the respiratory system.
Examples of words in which this is used is nasopharyngeal, nasopharynx, nasobuccal, nasociliary, nasofrontal, nasogastric, nasolachrimal, nasofacial, nasoocular, nasopalatal, nasorostral.
Answer:
When a person has acute respiratory failure, the usual exchange between oxygen and carbon dioxide in the lungs does not occur. As a result, enough oxygen cannot reach the heart, brain, or the rest of the body. This can cause symptoms such as shortness of breath, a bluish tint in the face and lips, and confusion.
Answer:
I think viruses, bacteria,fungi and parasites.
Feeling is the tertiary function which tries make a decision based upon personal situation.
<h3>What is Feeling?</h3>
This is defined as the perception of events within the body and body consciousness.
This is why it is used to make decisions and also focuses on the relationship and giving praise to others.
Read more about Feeling here brainly.com/question/25437634
