I think it's the first one: the red fox that inhabits farmlands and forests has a red coat, but it's relative, the kit fox, lives in a desert has a sandy-colored coat
Rarefaction in terms of ecology can be defined as a technique used to assess species richness from the results of sampling.
It allows the calculation of richness of a particular species for a given number of individual samples, and these are based on the construction of rarefaction curves.
Hence, the correct answer is: option A-Creating a representative sample
Baroreceptors. These are found in the carotids and aortic arch. They respond to pressure exerted on the vessels.
Answer:
In diarrhea, gut motility is increased. Whatever is ingested, comes out quicker.
Polio drops contain attenuated polio virus. Once given, a large proportion of this viral dose stays in intestine and proliferates to show it’s effect.
If given during diarrhea, with increased motility of gut, most of it will be thrown out fast, resulting in to lesser efficacy. For this very reason we wait till diarrhea is over.
Explanation:
:)