Recently,UNESCO Has Recognized That ___________ Is at the Heart of All

question 6

Multiple Choice

Recently,UNESCO has recognized that ___________ is at the heart of all development worldwide and is a resource that needs protection.

• A) coal
• B) petroleum
• C) sunlight
• D) land
• E) water

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Definitions:

Photomicrograph

A photograph taken through a microscope to show a magnified image of a sample.

Red Pulp

A tissue in the spleen composed of blood-filled sinuses and splenic cords, involved in filtering blood and removing aged or damaged red blood cells.

White Pulp

Lymphatic tissue in the spleen composed of lymphocytes and macrophages, involved in the immune response.

Germinal Center

An area inside lymph nodes where mature B cells grow, evolve, and alter their antibody genes while responding to an immune challenge.