Your that i believe is correct would
A. an enzyme must be composed of multiple polypeptides, or subunits, to be active
Hey there! :D
When ice absorbs enough heat energy, it will turn into water. If the heat energy highers the temperature in the ice to above freezing temperature, then the ice will melt into water.
I hope this helps!
~kaikers
Many different sciences are often used to learn about the Earth, although the four basic areas of Earth science study are: geology, meteorology, oceanography, and astronomy.
( Hope that’s helpssss! Have a great day ! )