Explain elementarycanal

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.

Which is the best example of plant tissue? the answer is d (just took the test)

Why is the statement not a hypothesis? sunflowers require soil and plenty of sunlight and water to grow and thrive.