Q: Q: What are the two groups of therian mammals? A:

OPTIONS:
- felines and canines
- monotremes and mollusks
- dolphins and whales
- placental mammals and marsupials

A: placental mammals and marsupials

input: OPTIONS:
- law of inertia
- conservation of energy
- conservation of momentum
- conservation of mass Now, answer this question: Q: The cycle of copper reacting is a good example of what principle? A:
A:
output: conservation of mass

Q: How does the distance between galaxies change as the universe expands? A:

OPTIONS:
- it decreases
- it is unchanged
- it becomes irrelevant
- it increases

Answer: it increases

Problem: OPTIONS:
- reproduction
- differentiation
- mutation
- transcription
Q: Q: What is the first step in protein synthesis? A:
Answer: transcription

Problem:OPTIONS:
- inorganic compounds
- amino acids
- hydrocarbons
- organic compounds

Q: Carbon, hydrogen, nitrogen, oxygen, phosphorus and sulfur are basic elements that form what type of compounds, which are vital to life? A:
****
A: organic compounds

Problem:OPTIONS:
- carbon
- helium
- oxygen
- sulfur

Q: What element is released into the atmosphere by the burning of fossil fuels? A:
****
A:
sulfur