Q: For an exothermic chemical reaction, energy is given off as reactants are converted to what? Choices: - exports - forms - imports - products A:
products

Q: What are the three types of symbiosis? Choices: - connectionism , parasitism , commensalism - commensalism, osmosis, internalization - internalization , parasitism , commensalism - mutualism, parasitism, commensalism A:
mutualism, parasitism, commensalism

Q: Q: Hemoglobin, with four polypeptide chains or subunits, is the most frequently cited example of a protein having what kind of structure? Choices: - binary - unary - ternary - quaternary A:
A: quaternary

Question: Q: What are terrestrial biomes determined by? Choices: - moisture and elevation - pressure and temperature - time and temperature - temperature and moisture A:
Answer: temperature and moisture

*Question*
Q: Mollusks such as squid and octopi, which must hunt to survive, possess what complex organs containing millions of neurons? Choices: - gills - hearts - tentacles - brains A:
**Answer**
brains

(Question)
Q: For the nervous system to function, neurons must be able to send and receive what? Choices: - pulses - proteins - information - signals A:
(Answer)
signals