Plz helppp I’m not sure

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.

The reactions that occur in the ribosome, where amino acids are combined to form proteins are anabolic or catabolic?

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