Chromosomes are thread like molecules composed of DNA.They are present as a dense structure and get organised as Chromosomes during cell division.
40 to 60 breaths per minute
The answer is A- thylakoids
McBossatronio,
The answer is the first option "all systems work together to stabilize the body." Homeostasis is the internal conditions that all living things have basically meaning how the body keeps cool during hot weather, or warm during cold weather. You ever wonder why you sweat when it's hot, or shiver when it's cold that's your body keeping warm and cool which helps all your systems work together.
Hope this helps!