Q: Each protein has its own unique sequence and shape held together by chemical interactions. if the protein is subject to changes in temperature, ph, or exposure to chemicals, the protein structure may change, losing its shape in what is known as this? A:
OPTIONS:
- extraction
- fermentation
- gastrulation
- denaturation
denaturation

Q: What layer is above the mesosphere? A:
OPTIONS:
- exosphere
- stratosphere
- ionosphere
- thermosphere

Answer: thermosphere

Question: Q: In a scientific investigation, what do you call a direct, physical observation of something or a process? A:
OPTIONS:
- sighting
- declaration
- reason
- evidence
Answer: evidence

input with options: Q: What is a key factor in the growth of populations? A:
OPTIONS:
- legislation
- gentrification
- assimilation
- immigration
output: immigration

Q: Q: What is the term for the process in which glucose is made using light energy? A:

OPTIONS:
- glycolysis
- hydration
- compress
- photosynthesis

A: photosynthesis

Q: What process is the opposite of nitrogen fixation? A:
OPTIONS:
- digestion
- respiration
- percolation
- denitrification
denitrification