The metal atom bound to the heme group of hemoglobin is

A. iron.
B. copper.
C. manganese.
D. zinc.
E. sodium.


A. iron.

Biology & Microbiology

You might also like to view...

What are the main causes of biodiversity loss?

A. Invasive species, pollution, and climate change B. Habitat destruction, overharvesting, and invasive species C. Habitat destruction, overharvesting, invasive species, pollution, and climate change D. Habitat destruction, invasive species, and climate change

Biology & Microbiology

Which of the following types of RNA is typically found as a strand that is about 75 to 90 bases long and folds into a structure with four double-helical segments?

a. tRNA b. snRNA c. pre-mRNA d. rRNA

Biology & Microbiology

The chief distinguishing characteristic of all mammals is the presence of

What will be an ideal response?

Biology & Microbiology

atomic number

What will be an ideal response?

Biology & Microbiology