Chapter 47 – The Digestive System
47–52
62. Langur monkeys and ruminants (such as cows) are the only known mammals in which
lysozyme functions in the stomach instead of in tears and saliva. The cow/langur enzyme also
has five amino acid changes that are not present in other mammals. What is most likely to be
true about lysozyme from langurs and cows compared to lysozyme from other mammals?
Clarify Question
•
What is the key concept addressed by the question?
•
What type of thinking is required?
Gather Content
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What do you know about the convergent evolution of lysozyme? What other information
is related to the question?
Choose Answer
•
Given what you now know, what information is most likely to produce the correct
answer?