Which of the Following Statements Are True of Trace Elements

question 148

Multiple Choice

Which of the following statements are true of trace elements? (Read carefully and select all of the correct statements.)

• A)Iron is part of the hemoglobin in RBCs.
• B)Vitamin B₁₂ contains the mineral copper.
• C)The transmission of nerve impulses depends on sodium and potassium.
• D)Cobalt is needed for the hormone thyroxine.
• E)Phosphorus is part of DNA and RNA
• F)The mineral necessary for blood clotting is iodine.
• G)The mineral that helps store oxygen in muscle cells is magnesium.
• H)Sulfur is part of some proteins.

---

Definitions:

Equal Rights

The principle of granting all individuals the same legal rights, privileges, and opportunities, regardless of distinctions such as race, gender, or religion.

African-Americans

Refers to citizens or residents of the United States who have ancestry from any of the black racial groups of Africa.

Racism

Prejudice, discrimination, or antagonism directed against individuals of different races based on the belief that one's own race is superior.

Abolitionists

Activists who campaigned for the immediate end of slavery and the emancipation of slaves, particularly prominent in the 19th century.