Define frequency and amplitude. Explain how the pitch and volume of a sound wave is related to its frequency
and amplitude giving examples of each type of sound
to support your statements

Explain two reasons you think it is important for scientists to search for new ways to treat cancer

Which statement best describes the relationship between an allele and a gene? question 1 a. an allele is a variation of a gene that can be expressed as a phenotype. b. an allele is the part of a gene that attaches to messenger rna molecules. c. an allele is a segment of a dna molecule that controls replication of a gene.

Moving down the ramp from 6 meters to