Answer:
PLZ MARK ME AS BRAINLIST....
Explanation:
ANSWER OF 1ST QUESTION -
1) it protects the nucleic acid from digestion by enzymes, 2) contains special sites on its surface that allow the virion to attach to a host cell, and 3) provides proteins that enable the virion to penetrate the host cell membrane and, in some cases, to inject the infectious nucleic .
ANSWER OF 2ND QUESTION -
Mutations can produce viruses with a reduced pathogenicity, altered host range, or altered target cell specificity but with intact antigenicity. Such viruses can sometimes be used as vaccine strains.
Arteries carry oxygenated blood away from the heart to the tissues, except for pulmonary arteries , which carry blood to the lungs for oxygenation. Veins carry
deoxygenated blood to the heart but the pulmonary veins carry oxygenated blood).
Healthcare associated pneimonia can also
be refers to as nosocomial pneumonia and it is a type of pneumonia contacted
when in nursing home or hospital. Thus, expert usually consider it as serious
illness than pneumonia people get in daily life. However, the statement
includes:
<span>They are polymicrobial in origin</span>
<span>Bacteria enter lower respiratory tract </span>
<span>Due to abnormal breathing bacterial enter respiratory tract </span>
<span>Mechanical
ventilation can be caused by coliform bacteria</span>
Answer:
C. Dog
Explanation:
because dogs eat meats they don't eat grass as for elephant, cow, Giraffe they rather eat grass or vegetables
Answer:
The correct answer is - option A. A difference in the cultural display rules.
Explanation:
Social or cultural displays rules are a social cluster or group and informal cultural norms to express their emotions in the correct way which are specific to cultural or social groups.
Pedro is an exchange student which makes his social norms different than the social norms or cultural display rules which cause difficulties to deal with the people and classmates.
