The crust’s role in allows it to provide the raw materials necessary for life on earth.
a.
the rock cycle
b.
biogeochemical cycles
c.
fossil fuel discovery
d.
the water cycle

Need an answer asap 45 points and brainlest to the first person to answer why do scientific theories, such as biological and chemical evolution, represent the strongest explanation of the changes observed in the fossil record. must be in sentence form how can scientific theories on evolution and the fossil record change over time? must be in sentence form

Select the word from the list that best fits the definition the temperature to which air must cool to be saturated

Pls me i need this ! each cell has genes activated depending on it's job and what kind of cell it is. it is the presence of that causes the repressor protein to fall off and unblock the gene on the lac operon. if a gene is turned on then it is being an additional circular chromosome found in some bacteria that is used in genetic engineering.