Some people think we should geo-engineer earth's climate in order to prevent global warming which proposal could cool earth's climate
a) increase carbon dioxide emissions
b) adding dust particles into the upper atmosphere
c) attempting to slow volcanic eruptions by plugging craters
d) covering sections of earth's surface with black plastic in order to block sunlight

the answer would be 2, if crossing over doesn’t occur 2 out of 4 of the daughter cells will have that allele.

hope this : )

the answer is c. it will give up it's valence electron to the other atom.

the rocks are classified by the geological process they are formed by. the three main groups of rocks are igneous, metamorphic, and sedimentary. minerals are not they are classified under the chemical classes they are in. these groups include silicates, sulfates and carbonates.