True or false 1.structures of organisms that share a common ancestry are not related. 2. gradualism refers to the hypothesis that the evolution of species happens at a slow rate. 3. a trait that a species survive and reproduce in its environment is an adaptation.

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.

What is the average speed of a car that traveled 300.0 miles in 5.5 hours

When lactate builds up in a runners muscles it causes a burning sensation what causes this to occur