Q: Q: What is the main function of the cardiovascular system? A:

OPTIONS:
- respiration of air
- excretion of food waste
- coordinate bones and muscles
- transporting substances around the body

A: transporting substances around the body

input: OPTIONS:
- uterus
- fetus
- ovaries
- zygote Now, answer this question: Q: What is produced when an egg is fertilized by a sperm in a fallopian tube? A:
A:
output: zygote

Q: What type of evolution often happens in species that have symbiotic relationships? A:

OPTIONS:
- retrogression
- succession
- spontaneous evolution
- coevolution

Answer: coevolution

Problem: OPTIONS:
- volcanic ridges
- coastal zones
- unsettled plate boundaries
- divergent plate boundaries
Q: Q: Where do plates move apart in oceans and on land? A:
Answer: divergent plate boundaries

Problem:OPTIONS:
- temperature
- amplitude
- frequency
- voltage

Q: What do voltmeters measure? A:
****
A: voltage

Problem:OPTIONS:
- nine
- two
- twelve
- six

Q: How many types of leptons are there? A:
****
A:
six