Commitment

At this stage the cell or tissue does not appear phenotypically different from its uncommitted state, its developmental fate has become restricted.

TLS Online TPP Program

#Id: 9813

#Unit 6. System Physiology – Plant

PHYA is the only gene that encodes a Type I phytochrome and predominantly perceives far-red light.

Phytochrome B predominantly perceives red light

TLS Online TPP Program

#Id: 2581

#Unit 7. System Physiology – Animal

In early proximal convoluted tubule

sodium is reabsorbed by co-transport along with glucose, amino acids, & other solutes

TLS Online TPP Program

#Id: 9978

#Unit 4. Cell Communication and Cell Signaling

β-catenin binds to TCF to displace the Gro repressor and recruits co-activator proteins Pygo, LGS, to activate target gene expression.

TLS Online TPP Program

#Id: 1630

#Unit 4. Cell Communication and Cell Signaling

C5b component is extremely labile, is not covalently bound to the membrane like C3b and C4b, and is rapidly inactivated unless it is stabilized by the binding of C6.

TLS Online TPP Program

#Id: 6705

#Unit 3. Fundamental Processes

The snoRNAs are 60 to 300 nucleotides long. Many are encoded within the introns of other genes and cotranscribed with those genes. Each snoRNA includes a 10 to 21 nucleotide sequence that is perfectly complementary to some site on an rRNA.