Answer:
b. Infection with a hepatitis virus
Explanation:
The infection with hepatitis virus can cause sever tissue damage that leads to permanent scarring.
The answer is B because the humoral immune response is mediated by antibody
Cyanobacteria released OXYGEN into the atmosphere through photosynthesis
Answer:
The correct answer is - B. Lichens.
Explanation:
Lichens are one of the pioneer species that can grow on bare rock such as moraine and help make soil for further ecological succession and making ground for other species.
Breaking the bare rocks to convert into the soil is part of the primary succession. Lichens are colonized over these rocks and they contain acid which leads to the breakdown of the moraine and other rocks.
