Answer:
All living organisms are classified into groups based on very basic, shared characteristics. The classification of living things includes 7 levels: kingdom, phylum, classes, order, families, genus, and species . Kingdoms. The most basic classification of living things is kingdoms.
Answer:
they provide the body with energy
Explanation:
Carbohydrates are your body's main source of energy: They help fuel your brain, kidneys, heart muscles, and central nervous system. For instance, fiber is a carbohydrate that aids in digestion, helps you feel full, and keeps blood cholesterol levels in check.
I think it's True.. ((:
http://www.chemguide.co.uk/physical/basicrates/catalyst.html
That might help ^
The other elements<span> in the </span>SPONCH<span> CaFe are calcium (Ca) and iron (Fe). Calcium is an </span>important<span> structural component. Bones and teeth contain calcium. ... Iron is</span>important<span> in the synthesis of hemoglobin, which is responsible for carrying oxygen in blood.</span>
