Which of these organisms is most likely 100 micrometers in size? ant, tree, lizard, bacteria

You can tell from this karyotype that the individual is female because the karyotype has two chromosomes labeled

As a small change in a person's dna can cause a genetic disorder

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.