Q: The amniotes are distinguished from amphibians by the presence of a terrestrially adapted egg protected by what? Choices: - hard shell - yolk - albumen - amniotic membranes A:
amniotic membranes

Q: What occurs when individuals of different species strive for a limited resource in the same area? Choices: - vegetal competition - asexual competition - intraspecific competition - interspecific competition A:
interspecific competition

Q: Q: Some compounds containing hydrogen are members of an important class of substances known as what? Choices: - proteins - ions - bases - acids A:
A: acids

Question: Q: The e. coli chromosome, like many other bacterial chromosomes, is what shape? Choices: - oval - square - triangular - circular A:
Answer: circular

*Question*
Q: What are the four stages of food processing? Choices: - ingestion, digestion, elimination and extinction - ingestion, digestion, absorption, and reproduction - ingestion, reproduction, absorption, and elimination - ingestion, digestion, absorption, and elimination A:
**Answer**
ingestion, digestion, absorption, and elimination

Q: Q: How do organisms grow and repair themselves? Choices: - cell death - mutation - symbosis - cell division A:
A: cell division