Which Structure if the Flagella?

Which statement best describes the relationship between an allele and a gene? question 1 options: an allele is a variation of a gene that can be expressed as a phenotype. an allele is the part of a gene that attaches to messenger rna molecules. an allele is a segment of a dna molecule that controls replication of a gene.

You see a white marker with an orange circle and black lettering. what does this marker tell you

Which of these parts of the membrane large moecules pass through it ?