In the darkness of the deep ocean, some organisms produce light through a process called

Answer: Bioluminescence.

Explanation:

Bioluminescence is the phenomena of production of light by living organisms.

This phenomenon is very common in deep sea oceans because at the depth of the ocean it is very dark and it helps the organisms to survive in the following ways :

1. It helps to attract prey.

2. It helps to confuse the predator.

3. To camouflage.

4. For communication.

5. To generate warning signals.

6. For illuminating the water column.

Answer: Bioluminescence.

Explanation:

Bioluminescence is the phenomena of production of light by living organisms.

This phenomenon is very common in deep sea oceans because at the depth of the ocean it is very dark and it helps the organisms to survive in the following ways :

1. It helps to attract prey.

2. It helps to confuse the predator.

3. To camouflage.

4. For communication.

5. To generate warning signals.

6. For illuminating the water column.

white blood cells or wbc s are mainly 2 types-

1.agranulocytes

2.granulocytes

the monocytes or macrophages of agranulocytes , dendritic cells which are accessory leucocytes, and b cells which is one type of lymphocytes   identify the antigens present on the pathogen's surface. these three cells are called antigen presenting cells(apc) which are phagocytes and destroy the antigens by secreting antitoxins. besides this leukocyte is always plays vital role in the immunity of the body.