Put these events in the correct chronological sequence:1. End-plate potentials trigger action potentials.2. Transverse tubules bring potentials into the interior of the cell.3. Acetylcholine binds to receptors on the motor end plate.4. Ca2+ is released from the sarcoplasmic reticulum.

What type of lipids are found in all biological membranes?

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 intervention of extraterrestrials has been used to explain the bermuda triangle, a region of the atlantic ocean where ships and planes are frequently lost, leaving no evidence behind. how would this explanation best be characterized?