TABLE 2.

Knowledge elements activated by the dashed arrow and circled bar with the number of biology and biochemistry participants who used each knowledge element

Knowledge element, i.e., dashed arrow and circled bar represent …		Biology participants	Biochemistry participants
Negative feedback inhibition		7	17
Intermediate going back to be part of the previous chemical reaction	Intermediate being “recycled”	19	6
	Intermediate being “reverted”	8	5
	A reversible reaction	2	2
Negative feedback because of the negative sign		10	11
Intermediate binding to the enzyme		9	4
An electron donated to step B		0	1