A rock is a hard/solid material. Rocks are separated into different groups based off the minerals they have in them, the groups are metamorphic, igneous, and sedimentary. Rocks are formed by physical changes—such as melting, cooling, eroding, compacting, or deforming—that are part of the rock cycle.
hope this helps!
The nucleus directs all activities that happen within the cell and contains the cell genetic material (DNA).<span> The nucleus gives the signal to the cell to grow, divide and/or make proteins. </span>
A debate is where you talk with your peers about ideas and you sometimes argue about what is right or what should be done. but its nothing to be worried about. you can let the others argue, but you can listen and then talk. thats the best thing to do, to listen, then speak.
good luck!
Answer:
Two layers of Lipids make up the cell membrane
Explanation:
The inner and outer phospholipid layers