input: OPTIONS:
- eight
- zero
- two
- four Now, answer this question: Answer the following question given this paragraph: Dietary proteins are broken down during digestion to provide the amino acids needed for protein synthesis. Any extra proteins in the diet not needed for this purpose are used for energy or stored as fat. One gram of proteins provides 4 Calories of energy. Q: One gram of proteins provides how many calories of energy? A:
A:
output: four

Answer the following question given this paragraph: where m is the mass of the system. Experiments have shown that acceleration is exactly inversely proportional to mass, just as it is exactly linearly proportional to the net external force. Q: Experiments have shown that acceleration is exactly inversely proportional to mass, just as it is exactly linearly proportional to what? A:

OPTIONS:
- net internal force
- speed
- kinetic energy
- net external force

Answer: net external force

Problem: OPTIONS:
- updraft
- wind
- rain
- lightning
Q: Answer the following question given this paragraph: Lightning occurs when there is a sudden discharge of static electricity between a cloud and the ground. Q: What occurs when there is a sudden discharge of static electricity between a cloud and the ground? A:
Answer: lightning

Problem:OPTIONS:
- 60.000 million years
- 100.32 million years
- one billion
- 400 million years

Answer the following question given this paragraph: Q: Fruit fly and brine shrimp hox genes have evolved independently for how long? A:
****
A: 400 million years

Answer the following question given this paragraph: cytoplasm. Like all other cells, prokaryotic cells are filled with cytoplasm. It includes watery cytosol and other structures. Q: What are prokaryotic cells filled with? A:
OPTIONS:
- rna
- chlorophyll
- protein
- cytoplasm
cytoplasm

Answer the following question given this paragraph: Ion drives have low thrust but high efficiency. They have already been used on several space missions, including NASA's Deep Space 1spacecraft and Japan'sHayabusa asteroid sampling probe. Source: Photo courtesy of NASA,http://commons. wikimedia. org/wiki/File:Ion_Engine_Test_Firing_-_GPN2000-000482. Q: Ion drives have low thrust but high what? A:
OPTIONS:
- power
- acceleration
- tolerance
- efficiency

Answer:
efficiency