19. Which of the following structures is NOT found in the abdominal cavity of a pig?
A. Colon
B. Gallbladder
C. Pancreas
D. Thymus

Need an answer asap 45 points and brainlest to the first person to answer why do scientific theories, such as biological and chemical evolution, represent the strongest explanation of the changes observed in the fossil record. must be in sentence form how can scientific theories on evolution and the fossil record change over time? must be in sentence form

The big bang theory suggest that the universe is about - 300 million years old - 4.6 billion years old - 30 billion years old - 13 billion years old

Your sense of touch depends upon: a. direct contact b. heat chemical c. reactions d. pain