Which of these statements is true regarding ligands? A) Ligands are always a protein. B) Each individual ligand is only able to bind to one specific receptor. C) The binding of a ligand to a receptor molecule causes the receptor to change shape. D) Ligands can pass through the plasma membrane, but must bind to receptors in the nucleus or cytoplasm.

The basic repeating unit of nucleic acids are known as nucleotides. a nucleotide consists of three distinct chemical groups.

Yes yes yes very good

Here is your answer:                                                                                                                                                                                                                                                   formula for volume: base*width*height=                                                                                                 5*2*10=100                                                                                   your answer is 100cm.