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A biological membrane that separates the interior of the cell from the outside environment.

A delay or difficulty in emptying the bowels.

A health care provider monitors labour progress by measuring cervical dilation (in centimeters) and how far the baby's head has moved down the pelvis.

A tube used to drain fluid from or give fluid to the body.

The average course of weather conditions for a particular location over a period of many years - usually taken over 30 years.

A cell wall is a structural layer surrounding some types of cells, just outside the cell membrane.

A delay or difficulty in emptying the bowels.

Action taken to prevent pregnancy, also called birth control.

Climate justice is a term used to describe global warming as an ethical and political issue rather than an issue that is purely physical or environmental.

A cell wall is a structural layer surrounding some types of cells, just outside the cell membrane.