TLS Online TPP Program

#Id: 1514

#Unit 2. Cellular Organization

Most microtubules in a cell consist of a simple tube, a singlet microtubule, built from 13 protofilaments. 

TLS Online TPP Program

#Id: 1279

#Unit 7. System Physiology – Animal

Cushing syndrome Chronic excess of glucocorticoids (hypersecretion of ACTH from a pituitary adenoma)

TLS Online TPP Program

#Id: 2355

#Unit 5. Developmental Biology

Regeneration blastema forms from pluripotent stem cells called clonogenic neoblasts (cNeoblasts).

TLS Online TPP Program

#Id: 2151

#Unit 9. Diversity of Life Forms

Only four possible states of a particular site in a DNA sequence. A single base pair difference among species provides little reliable evidence about their phylogeny

TLS Online TPP Program

#Id: 396

#Unit 2. Cellular Organization

Each nucleosome added to a covalently closed circular template changes the linking number of the associated DNA by approximately –1.2.