Answer:
The correct answer is option A.
Explanation:
The lymph node is a small bean-like structure that filters substances that move through the lymphatic pathway with the lymphatic fluid. Lymph nodes are present on different site in the human body. They contain white blood cells that soldiers of the human immune system and fight with infection and pathogens.
Immune system cell that is B and T cells both, not just located in the cortex only but medulla of lymph nodes.
Thus, the correct answer is option A.
Answer:Rabbits impact our national parks and reserves by: reducing the regeneration of native plants, through grazing and ringbarking of saplings. competing with native animals for food and shelter. damaging historic and cultural sites, through soil erosion caused by over grazing.Jul 27, 2018
Explanation:
Answer:
I believe this is an example of Genetic Drift
Explanation:
The Genetics of the given population is stuck in a way that causes the population to drift from one extreme into the other.
