Answer:
• People without any symptoms may be infected and spread the SARS-CoV-2 virus.
• Upon speaking, the virus is released into the air, the louder the more.
• The virus can remain airborne for many hours in classrooms.
• Wearing masks is comparatively cheap and easy to implement and supervise.
• At the same time, wearing masks may have physical side effects.
• Face masks impair face recognition and face identification.
• Face masks impair verbal and non-verbal communication.
• Face masks block emotional signaling between teacher and learner.
Answer:
D.) Oxygen-poor
Explanation:
The pulmonary veins are the vessels that carry the oxygen-rich blood to the left atrium
The correct answer is drug antagonism
Hello!
Thrush is a condition in which fungus grows on the lining of your mouth. The fungus is like a creamy white color which can accumulate to the roof of your mouth, your throat, and your tongue. So therefore, the answer is B, disease of the mouth, characterized by small ulcers.
