T-Cell Development

1.Commitment

2.antigen receptor gene rearrangements

3.The selection and expansion of cells (β-selection

TLS Online TPP Program

#Id: 8906

#XL - T Zoology

TLS Online TPP Program

#Id: 9402

#XL - T Zoology

Home range

A home range is an area of land where animals live which is not actively  defended, and animals of the same species move around freely.

1. Home ranges are also usually much larger than a territory.

2. Home range is  overlapping in a time or space

TLS Online TPP Program

#Id: 7933

#XL - Q Biochemistry

Signal sequences

contain one or more positively charged amino acids adjacent to a continuous stretch of 6–12 hydrophobic residues (known as the hydrophobic core)

TLS Online TPP Program

#Id: 8185

#XL - Q Biochemistry

Two types of plant peroxisomes:

Present in leaves - participates in photorespiration.

Present in germinating seeds (glyoxysomes) - converts fatty acids into sugars.

TLS Online TPP Program

#Id: 8156

#XL - Q Biochemistry

Two different kinds of sorting signals:

Membrane cargo proteins carry cytoplasmic sorting signals

Soluble cargo proteins carry luminal sorting signals