Chemical regulation of stem cells takes the form of secreted proteins from surrounding cells that influence stem cell states and progenitor differentiation through endocrine, paracrine, or juxtacrine mechanisms. These signaling factors:

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#Question id: 11663

#10. Ecological Principles

Successional community changes in every steps,  process of lithosere is involved in a particular order manner such as,

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#Question id: 23150

#13. Methods in Biology

How fura-2 dye moves inside the cell through plasma membrane?

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#Question id: 768

#1. Molecules and their Interaction Relevant to Biology

MicroRNAs are important gene regulators, but the miRNAs are also regulated in turn by other RNAs. Which, if any, of the following classes of RNA are not known to contain RNAs that regulate miRNAs?

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#Question id: 17197

#7. System Physiology – Animal

If a person does not find ways to manage stress levels at this stage, they are at risk of developing stress-related health conditions. This stage is known as:

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#Question id: 583

#1. Molecules and their Interaction Relevant to Biology

When there are two substrates in a reaction, the reaction is said to be second order if ________.