Gene mutations can be passed on to future generations and drive natural selection. ... Gene mutations can be helpful, harmful, or neutral for an organism's survival. Only mutations that are helpful in the organism's environment would influence its survival and reproduction
These are signs of amniotic fluid embolism, a rare emergency that can occur during the very last stages of labour. This is caused by the circulation of amniotic fluid in the blood stream of the pregnant woman. The nurse should administer oxygen using a facemask, in order to increase the oxygen intake of the woman.
It gets polluted from fertilizers or any spilled chemicals. And those chemicals get obsorbed into the ground. And the gravity pushes them deeper in the soil, till it reaches the underground water (or aquifer)
Hey there,
There are only 2 genders. This is easily proved by science, and it i biologically impossible to change your gender or sex!
:)