Can anyone help me with this question pls

Afamily is one another name for a group on the table of elements.

How does the presence of oxygen affect the chemical pathways used to extract energy from glucose?

Acm ruler with main graduations from 1 to 10 from left to right there are 10 secondary graduations between each of the main graduations there is a line that begins. at the left end of the ruler 10 secondary graduations to the left of the “1 main graduation the right end of the line ends on the eighth secondary graduation to the right of 3 how long is the line