Answer:
As the white light moves through the two faces of the prism, the different colors bend different amounts and in doing so spread out into a rainbow. In a rainbow, raindrops in the air act as tiny prisms. Light enters the raindrop, reflects off of the side of the drop and exits.
Answer:
Specific immunity is also called as Acquired immunity and Anamnestic response
2nd option is the answer
lymphocytes recognize, attack and destroy a pathogen
The ecosystem that would most likely have a very high net primary productivity is a tropical rain forest. This type of an ecosystem is characterized by constant temperature, high annual rainfall, nutrient-poor soil, and high levels of diversity. The level of humidity and density of the vegetation give the ecosystem a unique water and nutrient cycle.
