Q: What two microorganisms have different membrane lipids? Choices: - microsporidia and bacteria - mesozoic and bacteria - algae and bacteria - archaea and bacteria A:
archaea and bacteria

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:
quaternary

Q: Q: Because it damages hair cells, what is the most cause of hearing loss in adults? Choices: - bacteria - ear wax - water in the ears - exposure to noise A:
A: exposure to noise

Question: Q: What are changes in makeup and chemical properties of matter called? Choices: - mineral changes - carbonate changes - radical changes - chemical changes A:
Answer: chemical changes

*Question*
Q: Mammals have a number of kinds of thermoreceptors, each specific for a particular what? Choices: - electrical range - oxygen range - weight range - temperature range A:
**Answer**
temperature range

(Q).
Q: Most lipids in your diet should be what type, found mainly in plant sources and also in fish? Choices: - fat - aromatic - saturated - unsaturated A:
(A).
unsaturated