not really familiar with all this but I think 1. Relative dating is where they estimate or relatively guess around how old it is so you could just put something like "an estimate of the age" or something
They have two pairs of main nerve cords organized around a number of paired ganglia. while they don't have a "true brain"-- they have somewhat of a nervous system, composed of the two, or three pairs of nerve cords contained in the visceral mass.
Answer:
The process in which glucose react with oxygen to provide energy and carbon dioxide and water is called <em><u>Cellular</u></em><em><u> </u></em><em><u>respiration</u></em><em><u> </u></em><em><u>.</u></em>
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<em><u>MORE</u></em><em><u> </u></em><em><u>TO</u></em><em><u> </u></em><em><u>KNOW</u></em><em><u> </u></em></h2>
- Glucose break down into 3 carbon molecule pyruvate .
- The energy produced is used to synthesis ATP which is a power house of cell.
- Cellular takes place in Mitochondria . It is an organelle in cell
- ATP is adenosine triphosphate
- ATP is utilised in maintained function of cell, synthesise protein and other works
Answer:
Stem cells are divided into 2 main forms. They are embryonic stem cells and adult stem cells. Embryonic stem cells.