11. Why do plants undergo cellular respiration

It allows plants to break down glucose into ATP.

many women had to remain at home while husbands found work.

explanation:

most people now work in jobs where they do one  kind  of work; they are carpenters, bankers, cooks, mechanics, and so forth. likewise, most  businesses produce  only certainkinds  of  goods  or  services, such as cars, tacos, or gardening  services. this feature of  production  is known as specialization.