Answer:
hkafb I have to go to a meeting
<h2> What are proteins made of?</h2><h3>Proteins are made up of smaller building blocks called amino acids, joined together in chains. There are 20 different amino acids. Some proteins are just a few amino acids long, while others are made up of several thousands. These chains of amino acids fold up in complex ways, giving each protein a unique 3D shape. Some, like keratin, the hair protein, form long fibres. Others, like haemoglobin, the protein that carries oxygen around your body, are roughly spherical.</h3>
I believe the answer is B.
False
<h3>Explanation - </h3>
The process through which living organisms take oxygen inside the body is know as <em><u>Inhalation</u></em><em><u> </u></em>
Exhalation refers to the release of carbon dioxide from the body.
I believe the answer you're looking for is fertilization. :D