This contrasts with the cell walls of fungi (which are made of chitin), and of bacteria, which are made of peptidoglycan. Cell walls perform many essential functions: they provide shape to form the tissue and organs of the plant, and play an important role in intercellular communication and plant-microbe interactions.
Chris and Taya Kyle met in 2001 and married just before he deployed for the first time at the start of the Iraq war, according to the book. Chris Kyle would deploy three more times to Iraq before retiring in 2009.
Chris is known as the most successful sniper in American military history, with 160 confirmed kills and 255 claimed kills. Chris also received many military honors including the Bronze and Silver Star. During his time in Iraq, Chrisâ wife Taya Kyle gave birth to their son.