Acetylation, methylation, ubiquitylation, and sumoylation all occur on the free epsilon amino group of lysine.

TLS Online TPP Program

#Id: 7988

#Unit 10. Ecological Principles

Marine animals, which are hypo-osmotic, actively exclude salts. Some marine animals increase the concentrations of solutes, such as urea and amino acids, in their body fluids to match the osmotic potential of seawater and thus reduce the movement of water out of their bodies

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#Id: 5629

#Unit 7. System Physiology – Animal

The sensory receptors for vision are photoreceptors, located on the retina.

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#Id: 3246

#Unit 3. Fundamental Processes

G modification. The figure shows specific sites on guanine that are vulnerable to damage by chemical treatment, such as alkylation or oxidation, and by radiation.

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#Id: 8340

#Unit 2. Cellular Organization

Gelsolin, is regulated by Ca+2 ion concentration and sever actin filaments.

TLS Online TPP Program

#Id: 8933

#Unit 2. Cellular Organization