Some coral reefs grow larger in water that has the right amount of salt. What kind of characteristic is this? A. behavioral
B. environmental
C. organic
D. individual

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.

The transport tubes from food came down the plant are called?

What are the 3 types of artificial cloning