Primary succession starts with bare rock which is broken down by either lichen or moss to make soil while secondary succession starts with developed soil
Doctors try to remove tumors from the body to prevent it from spreading and affecting other parts of the body.
Answer:
There is a chance that the person receiving that insulin will get a bad immune response, and there is a possibility that the animal might have a disease or infectious organisms, that their insulin might contain, and putting it inside a human might transmit that disease.
Explanation:
Experiment , because a law is after a certain thing is well studied and now they could make conclusions. An example would be something like observing a wart and then experimenting what could work to cure the wart .
Answer:
B. Corundum
Explanation:
Using the Mohs scale of hardness, the mineral has a hardness greater than 6.5 (Steel nail) but less than 8.5 (Drill bit). The corundum has a hardness of 9.0, which means it cannot be scratched by a drill bit, but all the other choices have a hardness scale less than 6.5 but the mineral was not scratched by the nail. So the best answer would be B.
