What are three ways hearing can be damaged or lost?
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Select the correct answer from each drop-down menu proteins are

14. which of the following codons code for threonine? a. ucg b. ugu c. cga d. aca

Fossils of ancestors of the modern horses show a small 4-toed almost dog-like browsing animal named eohippus over time the horses got larger lost toes and changed to a grazing diet what is the best explanation of why this change occurred