'Holt life science' presentation slideshows

Integumentary System

Integumentary System. Challenge ?. People who come from equatorial regions generally have darker skin while people who come from polar regions generally have lighter skin. Explain why. Explain why?. Connection. Vocabulary- Describe structure & Function. Dermis Epidermis Hair follicle

160 views • 8 slides

Urinary System or Fluid Removal System

241 views • 7 slides

Respiratory System

Respiratory System. Challenge ?. People from sea-level usually experience increased respiration when they go to high elevations. Explain why?. Connection (Remember all answers need units).

144 views • 7 slides