Q: The animal kingdom can also be divided into two basic groups, what are they? Choices: - mammals and fish - aquatic and land - sponges and vertebrates - invertebrates and vertebrates A:
invertebrates and vertebrates

Q: What describes how much matter is in a certain amount of space? Choices: - volume - mass - viscosity - density A:
density

Q: Q: Protists, fungi, animals, and plants all consist of what kind of cells? Choices: - xylem - enzymes - parenchyma - eukaryotic A:
A: eukaryotic

Question: Q: What is the term for an expression showing the relationship of the reaction rate to the concentrations of each reactant? Choices: - decay law - flow law - concentric law - rate law A:
Answer: rate law

*Question*
Q: What is the skeleton of the cell? Choices: - cytoplasm - cell membrane - cell wall - cytoskeleton A:
**Answer**
cytoskeleton

Q: Q: What are the only amphibians without legs? Choices: - newts - crustaceans - porifera - caecilians A:
A: caecilians