Answer:
B. Diet and Nutrition im pretty sure
Explanation:
Explanation:
Each hemoglobin molecule is made up of four heme groups surrounding a globin group, forming a tetrahedral structure. ... There are four iron atoms in each molecule of hemoglobin, which accordingly can bind four atoms of oxygen. Globin consists of two linked pairs of polypeptide chains.
The endocrine system is the collection of glands that produce hormones that regulate metabolism, growth and development, tissue function, sexual function, reproduction, sleep, and mood, in addition to other things.
Answer:
Es el Alquitrán, por es lo que contiene el cigarro o tabaco,
Esperó haberte ayudado, excelente tarde