Answer:
This is true.
Explanation:
More commonly, an X chromosome will die and get replaced by a Y chromosome (all humans start off as females). When this occurs, the substitute Y chromosome causes changes in the zygote to occur; they begin developing male genitalia (i.e. penises, testicles, prostates, etc.).
I think its salinity because the other things have something to do with tracking precipitation
Hello There!
Before viruses can reproduce, they must infect a host cell.
Viruses need a way to enter the body before they can infect a host cell.
A. because the iced tea mix dissolves in the water therefore it is a solvent <span />
Answer:
True
Explanation:
Sewage contains many substances in it like suspended solids, organic and inorganic impurities, nutrients, saprotrophic and disease causing bacteria and other microbes. Hence it is said to be a complex mixture.
