Q: What group of single-celled organisms lacking a nucleus comprises the most numerous organisms on earth? Choices: - eukaryotes - carbohydrates - fungi - prokaryotes A:
prokaryotes

Q: Different shapes often correlate with different what in cells? Choices: - systems - enzymes - types - functions A:
functions

Q: Q: Why does water have a high surface tension? Choices: - high freezing point - helium bonding - oxygenation - hydrogen bonding A:
A: hydrogen bonding

Question: Q: What system serves as the relay between the cns and the internal organs? Choices: - cellular nervous system - central nervous system - limbic nervous system - autonomic nervous system A:
Answer: autonomic nervous system

*Question*
Q: Which asexual reproduction method do starfish use to reproduce? Choices: - fission - spawning - budding - fragmentation A:
**Answer**
fragmentation

*Question*
Q: Dolphins are what type of animal? Choices: - reptile - fish - whale - mammal A:
**Answer**
mammal