Q: Q: What is the term for something that limits the growth or development of an organism, population, or process? A: | OPTIONS:
- controlling factor
- stumbling block
- variable
- limiting factor
A: limiting factor

Q: Q: Dietary proteins are broken down into what components when food is digested? A: | OPTIONS:
- organic acids
- protein acids
- polymer acids
- amino acids
A: amino acids

Q: Q: What is the name of the smaller molecules that make up proteins? A: | OPTIONS:
- fundamental acids
- DNA acids
- rna acids
- amino acids
A: amino acids

Q: Q: Cnidarians have a simple digestive system with a single opening surrounded by what type of structures, which are used to capture prey? A: | OPTIONS:
- spines
- antennae
- claws
- tentacles
A: tentacles