Answer:
When a polar substance is put in water, the positive ends of its molecules are attracted to the negative ends of the water molecules, and vice versa
Explanation:
id if this helped but
The main function of the lungs is the process of gas exchange called respiration (or breathing). In respiration, oxygen from incoming air enters the blood, and carbon dioxide, a waste gas from the metabolism, leaves the blood. A reduced lung function means that the ability of lungs to exchange gases is reduced.
Answer:
The technology that allows scientists to study the activity of many genes at once is a <u>microarray</u>.
Explanation:
A microarray is a laboratory tool which is used to detect the expressions of a thousand genes at a time and these are in the form of slides which are printed with thousands of tiny spots at a defined position, with each spot having a known DNA or a gene.
Hope this help
plz mark brainliest
Have a nice day!!!!!!
Water is the correct answer
