#Question id: 1684
#Unit 4. Cell Communication and Cell Signaling
What are the molecules mediating signal transduction following antigen binding to cell surface immunoglobulin on a B-cell called?
#Question id: 187
#Unit 1. Molecules and their Interaction Relevant to Biology
The pH inside cells is normally near pH 7. At pH 7 which statement is true about the charges (ionization state) of the α-Carboxyl and α-Amino groups of an amino acid?
#Question id: 2778
#Unit 2. Cellular Organization
You are studying the regulation of a group of genes and have determined that the full activation of transcription of these genes occurs when histone acetyl transferases have made post-translational modifications specifically to which one of the following amino acids?
#Question id: 15813
#Unit 5. Developmental Biology
#Question id: 27095
#Unit 1. Molecules and their Interaction Relevant to Biology