Questions with the keyword 'respiration'

• What is the longest time possible to hold your breath? by Flori to Angela, Claire, Ian, Robert, Sarah Comments: (No comments so far )
• Why and how can people live with one lung because surely if we can live with one lung why werent we born with only one? by Melon to Angela Comments: (so far, 2s comments )
• How often does a blue whale come above the surface to breath? by beth.nicholls to Angela, Claire, Ian, Robert, Sarah Comments: (No comments so far )
• Will humans ever evolve to breath under water like fish? by ExplosionsGolor_00 to Angela, Claire, Ian, Robert, Sarah Comments: (No comments so far )