Hi I really need help!! :) Are the statements about evolution and natural selection True or False?
___ evolution is a theory about the origin of life
___ natural selection is the process through which evolution takes place
___ evolution is observable and testable

What heat is removed how does a gas become a liquid

Compare and contrast region e in the illustration above with region d. describe the physical characteristics of each region.

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.