The answer is Vaccination.
Acquired or adaptive immunity is the body's third line of defense. This is protection against specific types of pathogens. Acquired immunity may be either natural or artificial in nature. Both natural and artificial immunity have passive and active components. Active immunity results from an infection or an immunization, while passive immunity comes from naturally or artificially gaining antibodies.
Answer:
a. True
Explanation:
Bruce Wallace was a professor emeritus of genetics who performed many population studies. He worked in 1958 at the University of Cornell as a professor of genetics. In 1963, he performed a population study wherein the recessive allele <em>It </em>was at a frequency of 0.5. The population was propagated for 10 generations and the frequency of <em>It</em> for each generation was determined.
The result of this study showed that<em> lt/lt </em>died without reproducing, whereas, individuals with genotype <em>+/+ </em>were normal.
Hi There!
<span>Sentences with the word know
I think you're asking to write a sentences with the word know!
Example: I know you can do it Cutiepie
Example #2: Do you know who Ms.Cutiepie is?</span>
Lakes have higher salinity than Oceans, I hope this helped. Enjoy The Rest Of Your Day!
Answer:
Atmosphere and geosphere is the part of the earth which is utilized in the nitrogen cycle.
Explanation:
In nitrogen cycle, the nitrogen which is present in the atmosphere comes down to the earth surface through rainfall. This nitrogen is absorbed by the earth and taken by roots of plants. Some amount of nitrogen is taken by many bacteria such as denitrifying bacteria which converts the soil nitrogen into atmospheric nitrogen and the nitrogen goes again to the atmosphere.
