Answer:
The correct answer is - hemocoel.
Explanation:
In the grasshoppers and other arthropods and some of the mollusks, there is a body cavity that contains lymph or the blood and acts as part of the circulatory system.
in grasshopper blood is restricted to vessels for a smaller part of the circulation, rest is complete its journey in the hemocoel. It is the reason the blood or lymph of insects called hemolymph.
Thus, the correct answer is - hemolymph.
A generalist species is able to survive in a wide variety of environmental conditions and can make use of lots of different resources. Generalist species have a big niche. Humans, rabbits, house flies, and raccoons would all fall under the generalist species list.
A specialist species can only thrive is a small variety of environmental conditions and/or only has a limited diet. Specialist species have a small niche. Pandas, koalas, and salamanders would all fall under the specialist species list.
Answer:
spiders
Explanation:
While humans and many other species have red blood, due to the iron in their hemoglobin, other animals have different colored blood. Spiders(as well as horseshoe crabs and certain other arthropods) have blue blood due to the presence of copper-based hemocyanin in their blood. Some animals, such as the sea cucumbers, even have yellow blood.
1) The antibodies destroy the antigen (pathogen) which is then swallowed and digested by macrophages.
2) White blood cells can produce antitoxins which destroy the toxins that are otherwise known as poison.
