Each rod and cone photoreceptor is divided into:

an outer segment

an inner segment 

a synaptic terminal zone

TLS Online TPP Program

#Id: 1927

#Unit 4. Cell Communication and Cell Signaling

Lectin pathway

TLS Online TPP Program

#Id: 2603

#Unit 13. Methods in Biology

The SNP mutation responsible for sickle-cell disease changes amino acid 6 in haemoglobin β from glutamic acid (E) to valine (V). 

TLS Online TPP Program

#Id: 5790

#Unit 7. System Physiology – Animal

Thyroglobulin is a glycoprotein contains 123 tyrosine residues, but only 4–8 of these are normally incorporated into thyroid hormones.

TLS Online TPP Program

#Id: 9259

#Unit 6. System Physiology – Plant

Photosynthesis as a function of leaf temperature

at normal atmospheric CO2 concentrations for a C3

plant grown in its natural cool habitat and a C4 plant growing in its natural hot habitat

TLS Online TPP Program

#Id: 5683

#Unit 7. System Physiology – Animal