Why does telomerase have to have a built-in template for dna synthesis? see section 15.4 (page 327) ?

The model illustrates a process by which a substance is taken up by a cell

What is the role of fadh2 in cellular respiration

The unique structure of the neuron is dedicated to the efficient and rapid transmission of neural signals. the relationship between neurons, the spinal cord, and the brain constitutes an elaborate communication system throughout the human body. all but one of the functions listed below are a result of this interaction.