Answer:
Spongy or cancellous tissue – the porous, honeycombed material found inside most bones, which allows the bone to be strong yet lightweight.
It is important to understand because it's the way all cells reproduce (except sperm and egg cells, they do meiosis), and our cells are the essential parts of our whole being.
Explanation:
What are the different pools and fluxes of carbon? Why are they important? This page provides a compilation of information and relevant links to help answer some of these questions.
The Carbon Cycle: What is the Carbon Cycle? What is the fast and slow cycle and how are they influenced?
Carbon Measurement Approaches and Accounting Frameworks: Approaches and methods for carbon stock and flow estimations, measurements, and accounting
The North American Carbon Cycle: The latest (2018) assessment and budget
Webinar Series Videos: 'The State of the Carbon Cycle: From Science to Solutions'
The Global Carbon Budget : The Global Carbon Budget as calculated by a global group of scientists
Frequently asked questions and their answers: Answers to commonly asked questions such as the following are listed here: Can you quantify the sources and sinks of the global carbon cycle? How much carbon is stored in the different ecosystems? In terms of mass, how much carbon does 1 part per million by volume of atmospheric CO2 represent? What percentage of the CO2 in the atmosphere has been produced by human beings through the burning of fossil fuels?
I believe the answer is Cytosine