input with options: Q: What is the key issue in the small-population approach? A:
OPTIONS:
- disease variation
- genetic mutation
- alternative variation
- genetic variation
output: genetic variation

Q: Q: What is a relationship between organisms that strive for the same resources in the same place? A:

OPTIONS:
- antagonistic
- symbiotic
- parasitic
- competition

A: competition

input: OPTIONS:
- stems and flowers
- roots and seed
- fruits and nuts
- roots and stems Now, answer this question: Q: In vascular plants, what two basic structures are made of dermal, vascular, and ground tissues? A:
A:
output: roots and stems

Q: What are jellyfish and other cnidarian's stingers called? A:

OPTIONS:
- prokaryotes
- necrocytes
- phenocrysts
- nematocysts

Answer: nematocysts

Problem: OPTIONS:
- uterus
- spinal cord
- vas deferens
- placenta
Q: Q: What structure passes oxygen and nutrients to a growing fetus in mammals? A:
Answer: placenta

Q: What type of environment is maintained in homeostasis? A:

OPTIONS:
- fluid internal
- noisy internal
- stable external
- constant internal

Answer:
constant internal