Which of the following statements best describes how biological science has
developed over time?
a. each new idea builds on observations and experimentation made
by scientists around the world and throughout time,
o
b. biological science is complete. all scientific knowledge has been
discovered
c. scientific knowledge is recent. our current understanding is based
on observations and experiments performed within the past 25
years,
o
d. each new idea proves all previous observations and
experimentation to be inaccurate,

Acar company is testing seatbelts using crash test dummies. the company finds that when cars come to a sudden stop, the crash test dummies' bodies continue to move forward. the seat belt keeps the crash test dummies from hitting the back of the seat in front of them. why do the crash test dummies' bodies continue to move forward even though the car stopped? a. the friction opposing their bodies' movement keeps them in motion. b. the inertia of their bodies keeps them in motion. c. the forward acceleration of the car keeps them in motion. d. the gravity pulling on the car keeps them in motion.

Individuals do not compete directly for resources, but are prey for the same predator

Which of the following produces carbon dioxide? a. plants b. animals c. decomposers d. all of the above