The tubular fluid that leaves the thick ascending limb has a lower Na+ concentration and a lower osmolarity than blood.

TLS Online TPP Program

#Id: 4472

#Unit 13. Methods in Biology

Phase contrast and Differential interference microscopy are used to image live cells and unstained tissues.

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#Id: 952

#Unit 5. Developmental Biology

In sea urchins, the acrosome reaction is initiated by sulfate-containing polysaccharides in the egg jelly.

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#Id: 3654

#Unit 3. Fundamental Processes

The translation machinery relies on the high fidelity of the aminoacyl-tRNA synthetases to ensure the accurate decoding of each mRNA.

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#Id: 3317

#Unit 6. System Physiology – Plant

Electrons enter the alternative respiratory pathway through the rotenone-insensitive NADH dehydrogenase, the external NADH dehydrogenase, or succinate dehydrogenase (Complex II), and pass to O2 via the cyanide-resistant alternative oxidase, energy is not conserved as ATP but is released as heat.

TLS Online TPP Program

#Id: 1097

#Unit 2. Cellular Organization

Four classes of ATP-powered pumps:

P-class pumps

V-class pumps

F-class pumps

ABC Superfamily