If a flatworm is cut into three pieces, the middle piece will regenerate a head from its anterior end and a tail from its posterior end.

TLS Online TPP Program

#Id: 6484

#Unit 3. Fundamental Processes

The total mass of TFIID typically is -800 kD

TAF has 2 enzymatic activities:

Histone acetyltransferase

Protein kinase

TLS Online TPP Program

#Id: 2670

#Unit 7. System Physiology – Animal

In the thick segment of the ascending loop of Henle, paracellular reabsorption of cations, such as Mg++, Ca++, Na+, and K+ occur.

TLS Online TPP Program

#Id: 5775

#Unit 10. Ecological Principles

TLS Online TPP Program

#Id: 6567

#Unit 7. System Physiology – Animal

Pancreatic B cells contain GABA, and coincident with the increased insulin secretion produced by hyperglycemia, GABA is released and acts on the A cells by activating GABA A receptors

TLS Online TPP Program

#Id: 8516

#Unit 2. Cellular Organization