Although allergic reactions are triggered by allergens like pollen and fungi, the actual cause of the symptoms like mucous production and constricted airways is A) the body's immune response. B) the effect of medical treatment. C) the surrounding weather conditions. D) the clogging effect of the allergens. <span>Although allergic reactions are triggered by allergens like pollen and fungi, the actual cause of the symptoms like mucous production and constricted airways is
A)
the body's immune response.
B)
the effect of medical treatment.
C)
the surrounding weather conditions. </span>
<span>It is the variable in an experiment is not directly altered</span>
<span>Both pine trees and ferns have the ability to make their own food via photosynthesis. They are both able to convert water and carbon dioxide into oxygen and sugars. Based on the concept of domains they are both classified under Eukaryota. </span>
Hello There!
-There are 2 possible ways that a pond could form-
The first way it could happen is because of erosion. Erosion is the movement of weathered materials. This includes gravel, soil, and sand. This is the reason why the Earth's surface is always changing.
The second way ponds could made is by a person. This is called man made because someone had to be able to build hem
The synthesis of new proteins
c
