« previous next »
« previous next »
 

Did you know?

Eating food that has been cooked with poppy seeds may cause you to fail a drug screening test, because the seeds contain enough opiate alkaloids to register as a positive.

Did you know?

Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

Did you know?

Oliver Wendell Holmes is credited with introducing the words "anesthesia" and "anesthetic" into the English language in 1846.

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Did you know?

Green tea is able to stop the scent of garlic or onion from causing bad breath.

Understanding cells in terms of their molecular components. Understanding cells in terms of their molecular components.
Cycle of phage that lyses the host cells Cycle of phage that lyses the host cells
the four stages of the cell cycle the four stages of the cell cycle
Electrical charge of the inner and outer regions of nerve cells Electrical charge of the inner and outer regions of nerve cells
Diagram of a cell Diagram of a cell
Activity of Cytotoxic T Cells Activity of Cytotoxic T Cells
Video: Summary of female reproductive cycle days 1-28

For a complete list of videos, visit our video library