Hemoglobin
Melanin
Carotene
Keratin
Collagen
Correct answer is B
Melanin is the pigment responsible for the color of human skin.
How do you restrict someone’s interactions with your account?...
What branch of science studies fossils?...
Who invented the first successful vaccine for polio?...
Which leader initiated the Cultural Revolution in China?...
How do you enable desktop notifications for WhatsApp Web?...
Which plant is the primary source of opium?...
What is the capital of Algeria?...
Which African country is home to the Great Rift Valley?...
Which Hollywood film features the song "Over the Rainbow"?...