Most dissolved carbon in the ocean is used to form which structure in marine organisms? the fronds of giant algae the muscle tissue of small fish the nerves of giant mollusks the skeletons of coral polyps

What are four key elements of the study of economics?

Which strategy is an example of how companies may upgrade themselves to meet changing customer preferences? a. doing door-to-door sellingb. using billboards to advertise the productsc. making online shopping services availabled. giving discounts on products

Which gas found in the earth's atmosphere greatly impacts the daily range of temperature on earth. a) oxygen b) hydrogen c) nitrogen d) water vapor