Cleaved Easter binds to and cleaves Spätzle; activated Spätzle binds to Toll receptor protein

TLS Online TPP Program

#Id: 6862

#Unit 3. Fundamental Processes

Some of the regions in the eye lack color, whereas others are red. This is because the white gene (required to develop red pigment) was inactivated by adjacent heterochromatin in some cells, but remained active in others.

TLS Online TPP Program

#Id: 1253

#Unit 7. System Physiology – Animal

ADH is the major hormone concerned with regulation of body fluid osmolarity.

TLS Online TPP Program

#Id: 6347

#Unit 8. Inheritance Biology

Y-Linked Characteristics

Y-linked traits—also called holandric traits—exhibit a distinct pattern of inheritance.  These traits are present only in males, because only males possess a Y chromosome, and are always inherited from the father.

TLS Online TPP Program

#Id: 7879

#Unit 2. Cellular Organization

The curvature of the crista junctions is due to a protein complex called MICOS (mitochondrial contact site and cristae organizing system).

TLS Online TPP Program

#Id: 8916

#Unit 2. Cellular Organization

Cytokinesis

With the exception of higher plants, the division of the cell is brought about by a contractile ring made of actin and myosin