« previous next »
« previous next »
 

Did you know?

Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

Did you know?

IgA antibodies protect body surfaces exposed to outside foreign substances. IgG antibodies are found in all body fluids. IgM antibodies are the first type of antibody made in response to an infection. IgE antibody levels are often high in people with allergies. IgD antibodies are found in tissues lining the abdomen and chest.

Did you know?

Limit intake of red meat and dairy products made with whole milk. Choose skim milk, low-fat or fat-free dairy products. Limit fried food. Use healthy oils when cooking.

Did you know?

Vital signs (blood pressure, temperature, pulse rate, respiration rate) should be taken before any drug administration. Patients should be informed not to use tobacco or caffeine at least 30 minutes before their appointment.

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

Mitosis + Check Points 1 of 5 Mitosis + Check Points 1 of 5
Factors influencing character of respirations Factors influencing character of respirations
The minimum number of moles of oxygen needed to completely consume 4 moles of C3H8O is ... The minimum number of moles of oxygen needed to completely consume 4 moles of C3H8O is ...
Calculus help: Show that y has three points of inflection and they all lie on... Calculus help: Show that y has three points of inflection and they all lie on...
Number chart Number chart
Number of cells in the brain Number of cells in the brain
Video: Homologous chromosomes during prophase I - Animation

For a complete list of videos, visit our video library