Which is a common characteristic of extrusive igneous rock? a. cools slowly c. contains small grains b. forms crystals d. contains large grains

Explain why phospholipid molecules form a bilayer. (3 marks)

Which statement best describes lactic acid fermentation? a. lactic acid fermentation is the first step of cellular respiration. o b. lactic acid fermentation is the final step of cellular respiration. re to berate c. in the absence of oxygen, cells release atp by breaking down lactose into glucose. e der lade res o d. in the absence of oxygen, cells release atp by breaking down glucose into lactate. ar

Archaebacteria use for movement. celia flagella pili cell walls