This topic contains a solution. Click here to go to the answer

Author Question: A flu vaccine is needed seasonally to be effective but a polio vaccine is only needed once. The best ... (Read 73 times)

meagbuch

  • Hero Member
  • *****
  • Posts: 568
A flu vaccine is needed seasonally to be effective but a polio vaccine is only needed once. The best explanation of this is ________.
◦ the flu vaccine is substantially weaker than the polio vaccine
◦ exposure to flu vaccine produces no memory cells from proliferating B-lymphocytes
◦ the flu has several strains that change seasonally
◦ the polio virus is substantially weaker than the flu virus


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by meagbuch on May 27, 2020

parker125

  • Sr. Member
  • ****
  • Posts: 332
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 25% of students answer this correctly




meagbuch

  • Member
  • Posts: 568
Reply 2 on: May 27, 2020
Thanks for the timely response, appreciate it


chereeb

  • Member
  • Posts: 326
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

Many supplement containers do not even contain what their labels say. There are many documented reports of products containing much less, or more, that what is listed on their labels. They may also contain undisclosed prescription drugs and even contaminants.

Did you know?

Walt Disney helped combat malaria by making an animated film in 1943 called The Winged Scourge. This short film starred the seven dwarfs and taught children that mosquitos transmit malaria, which is a very bad disease. It advocated the killing of mosquitos to stop the disease.

Did you know?

The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

Did you know?

About 3.2 billion people, nearly half the world population, are at risk for malaria. In 2015, there are about 214 million malaria cases and an estimated 438,000 malaria deaths.

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

For a complete list of videos, visit our video library