Answer:
Stomata- specialized cells that contract and expand to open or close pores for ____gas exchange_____. Stomata can adjust to temperature, staying ____closed______ when temperatures are hot and dry to prevent gas and water loss. Would you expect to see more stomata in a tropical region or dry region
Explanation:
Stomata cells are used by plants for gas exchange and normally present at the under surface of the leaves and sometimes on green stems.
Outer core.
The densest layer is the inner core but it is not given as an option. The outer core is closet to the inner core, therefore it is the correct option.
The trolleys have been reduced over the last decades, after their initial increase as a public transportation, when new and better ways were discovered/produced for transport, their decline has started.
The buses since their invention, had grown in number and became a very important part of every city's public transportation, and still are.
The rapid transit is the most recent one of the mentioned in here. It's popularity has grown, number increased, and is very practical because it is not causing traffic mess. It is very important transport asset nowadays and makes lives of millions of people much easier.
The Prime Meridian has a longitude of 0 .