The different pigments in spinach leaves were separated by ___________.

Identify the section plane (cut) in this image.

Name the plane of section shown in  C.

If we developed a molecule that blocked the flow of electron in the electron transport chain (ETC), what would be the first immediate effect?

Some herbicides inhibit the electron transport chain in the thylakoid membrane. Without the movement of electrons, hydrogen ions would not be pumped from the stroma to the thylakoid space and the hydrogen ion gradient would not be established. How would this affect the Calvin cycle reactions?

____ occurs when there is a removal of electrons and/or hydrogen atoms from a substrate.

Name the plane of section shown in  C.

Name the small structure at the arrow.

Name the indicated bone (indicate number and left or right).

When a muscle is contracting and shortening, what is happening to the distance between Z lines?