Problem:OPTIONS:
- hydrogen
- oxygen
- nitrogen
- carbon

Q: What is the main element in organic compounds? A:
****
A: carbon

Q: For what kind of animal is communication essential? A:
OPTIONS:
- anti-social animals
- new born animals
- migrating animals
- social animals
social animals

Q: What are the largest known proteins? A:
OPTIONS:
- actins
- hormones
- keratins
- titins

Answer: titins

Question: Q: What is the connection between the two hemispheres of the brain called? A:
OPTIONS:
- cerebral cortex
- spinal cord
- cranial septum
- corpus callosum
Answer: corpus callosum

input with options: Q: In arthropods, coxal glands and malphigian tubules perform what role? A:
OPTIONS:
- ingestion
- reproduction
- photosynthesis
- excretion
output: excretion

Problem: OPTIONS:
- haploid zygote
- sister chromatids
- identical twins
- diploid sporophyte
Q: Q: What does sexual reproduction with gametes and fertilization produce? A:
Answer:
diploid sporophyte