Which of the following requires an aditional intake of oxygen for a 20 to 30 minute period?
a. aerobic exercise
b. anaerobic exercise
c. flexibilty exercisie
d. high endurance exercise

The bacteria found in a soil is usually harmful and measure are taken to remove any traces of microorganisms 1. true 2. false

Which type of neuroglia is found outside of the brain?

Drag each tile to the correct box. match the given symbol or molecular formula to the term that best describes it. element -organic compound -inorganic elemental molecule -inorganic compound -answers given: so2, k, ci2, c6h6