a person take concentrated solution of salt after sometime he start vomiting what is the phenomen responsible for such solution

Which system revise and send electrical signals throughout the body

Abacteriophage typically attaches to the bacterium and then

Which one is an advantage of external fertilization a. the offspring are genetically identical to the parents b. more eggs can be fertilzed at one time c. more sperm can be released at one time d. more protection is available for developing plz