The answer you are looking for is B. Bubbles form when two chemicals are mixed together.
Vacuoles are membrane-bound sacs within the cytoplasm of a cell that function in several different ways. In mature plant cells, vacuoles tend to be very large and are extremely important in providing structural support, as well as serving functions such as storage, waste disposal, protection, and growth.
Repeat it a good amount of times until you're sure.
Superfund is a program from EPA
(Environmental Protection Agency) that helps in cleaning some of the US’s most
contaminated land and responding to environmental emergencies, oil spills and
natural disasters. One of its targets this coming June 8 is the Portland Harbor.
Answer:
Gases in the atmosphere, such as carbon dioxide, trap heat similar to the glass roof of a greenhouse. These heat-trapping gases are called greenhouse gases
Explanation: