Exercise 3: Sound Pathway Write out the pathway of sound waves entering from the external ear through the ossicles and
as they continue as pressure waves to the organ of Corti in the inner ear. (List all the structures,
layers, cavities, and fluid the light must pass through)

Order the steps of protein synthesis. amino acids are lined up in a sequence. rna is modified into mrna. dna is transcribed. a ribosome binds to mrna. chemical bonds are formed and a protein is produced.

4. how does a phospholipid behave in water? the phosphate head does not mix with water; the fatty acid tails do. the phosphate head and the fatty acid tails mix with water. the phosphate head and the fatty acid tails do not mix with water. the phosphate head mixes with water; the fatty acid tails do not.

Explain how ancient whale fossils found in eqypt are believed to support the theory of evolution.