PLEASE HELP Which statement is true about the forces involved in an ornithopter and a pterosaur taking off

a

Gravity acts on both the ornithopter and the pterosaur.

b

Drag acts only on the ornithopter and not on the pterosaur.

c

Thrust resists the motion of the pterosaur and the ornithopter.

d

Lift is the single major factor in the forward movement of the ornithopter.

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