TLS Online TPP Program
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TLS Online TPP Program
#Question id: 16953
#Unit 4. Cell Communication and Cell Signaling
The ability of any stem cell to self-renew and differentiate depends on the structural organization and cellular function of specialized anatomic microenvironments known as stem cell niches. These sequestered regions are typically populated by a supportive network of stromal cells. Stem cell niche stromal cells express soluble and membrane-bound proteins that regulate cell survival, proliferation, differentiation, and trafficking. Which statements is true about HSCs?
TLS Online TPP Program
#Question id: 19742
#Unit 3. Fundamental Processes
Match the following
Organism |
Size of RNA component |
A) Tetrahymena |
i) 451 bases long |
B) Humans |
ii) 1.3 kb in yeast |
C) Yeast |
iii) 159 bases long |
TLS Online TPP Program
#Question id: 32133
#Unit 1. Molecules and their Interaction Relevant to Biology
The structure shown here is
TLS Online TPP Program
#Question id: 28793
#Unit 2. Cellular Organization
Filament capping proteins are-
TLS Online TPP Program
#Question id: 2341
#Unit 2. Cellular Organization
Water molecules crossing a plasma membrane do so by