How are viruses different from bacteria?

Some mining processes involve removal of large areas of earths surface in the mined region this practice causes severe environmental damage by allowing which natural process to accelerate in the affected areas? a.precipitation b.erosion c.migration d.condensation

How does the nervous system affect the excretory system?

This is a situation in which genes are attached to an organism's sex chromosomes; the sex of an organism influences the expression of a gene.