Hormones, the menstrual cycle and reproduction

Question 4

The graph below shows the concentrations of four key hormones ( $A$ , $B$ , $C$ , and $D$ ) involved in regulating the human menstrual cycle over a 28-day period.

Menstrual cycle hormones

Identify hormones $A$ , $B$ , $C$ , and $D$ , and explain how the interactions and feedback loops between these hormones regulate the changes observed in their concentrations over the 28-day cycle.

[6]

Hormones, the menstrual cycle and reproduction

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Question 4

The graph below shows the concentrations of four key hormones ( $A$ , $B$ , $C$ , and $D$ ) involved in regulating the human menstrual cycle over a 28-day period.

Menstrual cycle hormones

Identify hormones $A$ , $B$ , $C$ , and $D$ , and explain how the interactions and feedback loops between these hormones regulate the changes observed in their concentrations over the 28-day cycle.

[6]

Hormones, the menstrual cycle and reproduction

Question 4

Hormones, the menstrual cycle and reproduction Questions

Hormones, the menstrual cycle and reproduction

Question 4

Hormones, the menstrual cycle and reproduction Questions