Problem:OPTIONS:
- anal
- cervical
- spinal
- thoracic

Q: There is always a slightly negative pressure within what cavity, helping keep the airways of the lungs open? A:
****
A: thoracic

Problem:OPTIONS:
- photosynthesis
- subtractive synthesis
- organism synthesis
- protein synthesis

Q: Gene expression and what else are usually considered the same molecular process? A:
****
A: protein synthesis

Problem:OPTIONS:
- genome
- nucleolus
- bacterium
- chromosome

Q: Linked genes are located on the same what? A:
****
A: chromosome

Problem:OPTIONS:
- Australia
- Europe
- Africa
- antarctica

Q: What is the only continent without amphibians? A:
****
A:
antarctica