*Question*
Q: What is the stored food in a seed called? Choices: - pollin - membrane - larval - endosperm A:
**Answer**
endosperm

*Question*
Q: What regulates the thyroid gland in a body? Choices: - positive feedback loop - upper feedback loop - normal feedback loop - negative feedback loop A:
**Answer**
negative feedback loop

*Question*
Q: Strong, stable bonds between carbon atoms produce complex molecules containing chains, branches, and rings; the chemistry of these compounds is called what? Choices: - animal chemistry - inorganic chemistry - nuclear chemistry - organic chemistry A:
**Answer**
organic chemistry

*Question*
Q: What can happen spontaneously or as a result of mutagens in the environment? Choices: - lesions - combustion - traits - mutations A:
**Answer**
mutations