Emphysema caused by a point mutation in -antitrypsin, which is normally secreted by hepatocytes and macrophages.

TLS Online TPP Program

#Id: 10324

#XL - Q Biochemistry

PD-1 has a structure similar to CTLA-4 and when activated negatively regulates T-cell function by inducing apoptosis of activated T cells. 

TLS Online TPP Program

#Id: 5523

#XL - T Zoology

The average generation time – As the average time for a female organism to grow from a fertilized egg and produce more fertilized eggs.

TLS Online TPP Program

#Id: 5513

#XL - T Zoology

The size of a population is determined by a balance between births, immigration, deaths and emigration.

TLS Online TPP Program

#Id: 8139

#XL - Q Biochemistry

Three major types of coated vesicles involved in protein trafficking:

1. COPII vesicles

2. COPI vesicles 

3. Clathrin-coated vesicles

TLS Online TPP Program

#Id: 7917

#XL - Q Biochemistry

Brown Adipose Tissue

is brown because of the presence of large numbers of mitochondria (high concentrations of cytochromes), with heme groups that are strong absorbers of visible