input: OPTIONS:
- substrates
- phospholipids
- hydrogen
- peptidoglycan Now, answer this question: Q: Unlike archaea and eukaryotes, bacteria have a cell wall made of what? A:
A:
output: peptidoglycan

Q: What two types of hormones regulate mammalian reproduction? A:

OPTIONS:
- tropic and subtropic
- pheromones and enzymes
- endorphins and adrenaline
- tropic and sex

Answer: tropic and sex

Problem: OPTIONS:
- telomeres
- sporangia
- nucleus
- flagella
Q: Q: What structures on the gastrodermal cells keep the contents of the gastrovascular cavity agitated and help distribute nutrients? A:
Answer: flagella

Problem:OPTIONS:
- motion
- sunlight
- erosion
- precipitation

Q: In qualitative analysis, reagents are added to an unknown chemical mixture in order to induce what? A:
****
A: precipitation

Q: What do dendrites receive signals from? A:
OPTIONS:
- hormones
- fibers
- electrons
- neurons
neurons

Q: What is the common term for solid carbon dioxide, which is used as a coolant? A:
OPTIONS:
- blue ice
- antifreeze
- liquid nitrogen
- dry ice

Answer:
dry ice