Q: Q: What code is the same in all living things and shows that all organisms are related by descent from a common ancestor? Choices: - descendant - biochemical - intrinsic - genetic A:
A: genetic

Q: Q: What gas is contributing to the greenhouse effect? Choices: - nitrogen - oxygen - sodium chloride - carbon dioxide A:
A: carbon dioxide

Q: Q: What is the space around the magnet called? Choices: - gravitational field - resistance field - optical field - magnetic field A:
A: magnetic field

Q: Q: Is sweat an exocrine or endocrine substance? Choices: - neither - both - exocrine - exocrine A:
A: exocrine