Q1. If some cell-surface receptors, including cytokine receptors and notch, can rapidly signal to the nucleus by activating latent transcription regulators at the plasma membrane, why do most cell-surface receptors use long, indirect signalling cascades to influence gene transcription in the nucleus? Q2. Cellular Respiration: Draw out an inner membrane […]

How would genetic variation be affected if during meiosis I maternal chromosomes always lined up together on one side of the metaphase plate and paternal chromosomes always lined up on the other side (ignoring the effects of crossing over)? a. Gametes would contain either maternal chromosomes only or paternal chromosomes […]

Prepare a 800 words document minimum paper responding to the following all  in APA format . In text citation is highly require  , title page and running head including a reference page all  in APA format. Imagine that you are in charge of the world’s largest charity, The Bill and […]

Why is the citric acid cycle so complicated? Catabolic pathways modeling studies based on the activity of various oxidoreductase enzymes predict that the complete oxidation of an acetyl group to CO2 could be accomplished in as few as 4 enzyme catalyzed reactions, yet the citric acid cycle has 8 steps. […]