They are composed of proteins. I cannot see the options but hopefully that answer is in one of them
'Red shift' is a key concept for astronomers. The term can be understood literally - the wavelength of the light is stretched, so the light is seen as 'shifted' towards the red part of the spectrum.
Hope this helps.
Boron<span> (B), G</span>allium<span> (</span>Ga<span>), I</span>ndium<span> (In), T</span>hallium(Tl<span>)</span>
I would say b! The sunlight is absorbed by the thylakoids (inside the chloroplast) which is part of the process of photosynthesis
The brain and the skull the skull protects the brain
