A student is working on drawing and labeling a very basic model showing how cellulose is broken down. The student's work on the model so far is shown below.
Based on the passage above, describe how you would revise the student's model so that it
is correct and complete.

[content deleted] - user123802726recklesschicken

the menstrual cycle – higher tier. negative feedback mechanisms affect the production of hormones in the menstrual cycle. oestrogen also stimulates the release of lh (luteinising hormone) from the pituitary gland, which in turn controls the production of progesterone.