Q: Q: What do a group of cells that work together form? A:

OPTIONS:
- molecule
- organelle
- organ
- tissue

A: tissue

input: OPTIONS:
- silicon
- nitrogen
- helium
- hydrogen Now, answer this question: Q: Hydrocarbons are made up of carbon and what else? A:
A:
output: hydrogen

Q: What parts of comets make them easy to see? A:

OPTIONS:
- arcs and tails
- novas and tails
- craters and tails
- comas and tails

Answer: comas and tails

Problem: OPTIONS:
- pathogenic
- parasitic
- predatory
- mutualistic
Q: Q: Some sea anemones establish what kind of relationship with hermit crabs by attaching to the crab's shell? A:
Answer: mutualistic

Problem:OPTIONS:
- histone and melatonin
- keratinocytes , ectoderm , mesoderm
- cytoplasm and chloroplasm
- endoderm, ectoderm, mesoderm

Q: Which germ layers are essential for animal embryos to grow and develop into a body? A:
****
A: endoderm, ectoderm, mesoderm

Problem:OPTIONS:
- flowering season
- developing season
- end of life cycle
- growing season

Q: Many plants generate root pressure during which phase? A:
****
A:
growing season