Problem: OPTIONS:
- stomach acid
- stool
- fats
- blood plasma
Q: Q: The infection-fighting complement system consists of roughly 30 proteins in? A:
Answer: blood plasma

Problem:OPTIONS:
- mixtures
- carbon compounds
- combinations
- chemical compounds

Q: Atoms of different elements can combine in simple whole number ratios to form what? A:
****
A: chemical compounds

Q: How much unpolarized light does a polarized filter block? A:
OPTIONS:
- 40 %
- 60 %
- 100%
- 50%
50%

Q: Aluminosilicates are formed by replacing some of the si atoms in silicates by which atoms? A:
OPTIONS:
- fe
- ce
- ad
- al

Answer: al

Question: Q: What is the name of the procedure where an unknown compound can be analyzed in the laboratory in order to determine the percentages of each element contained within it? A:
OPTIONS:
- electrical analysis
- chemical analysis
- gaseous analysis
- elemental analysis
Answer: elemental analysis

input: OPTIONS:
- digestion
- reproduction
- perspiration
- photosynthesis Now, answer this question: Q: What takes place in the organelle known as the chloroplast, which distinguishes animal from plant cells? A:
A:
output:
photosynthesis