Answer:
hii can u PLZ put up the picture so that I can help u with this.Have a great day or night
I would think A - Volcanic eruptions can cause both global warming and global cooling.
<span>The sugar arabinose in the agarose plate is needed to turn on the expression of the GFP (green flourescent protein) gene. The UV light is required to cause the GFP (green flourescent protein) protein within the bacteria to glow.</span>