The following two genotypes are crossed: AaBbCcddX AabbCcDd. What will number of different genotypes among the progeny of this cross?

TLS Online TPP Program

#Question id: 1802

#Unit 4. Cell Communication and Cell Signaling

Stem cell factor is produced mainly by

TLS Online TPP Program

#Question id: 27409

#Unit 1. Molecules and their Interaction Relevant to Biology

What are the functions of Sphingosine-1- phosphate (S1P)

1.inflammation in allergic reactions

2.cell proliferation and angiogenesis 

3.malignant transformation, and movement

4.and migration of certain cells

TLS Online TPP Program

#Question id: 15452

#Unit 4. Cell Communication and Cell Signaling

During  activation of B-cell, T cell delivers cytokines and other signals to its partner B cell. Which types of cytokine signals secreted by T-cells?

TLS Online TPP Program

#Question id: 12971

#Unit 10. Ecological Principles

One group of ecologists has suggested that producers are limited by competition for resources, primary consumers (herbivores) are limited by predation, and secondary consumers (carnivores) are limited by food. If this were true, at which of the following trophic levels would one expect to find substantial evidence for competitive exclusion?

TLS Online TPP Program

#Question id: 28788

#Unit 2. Cellular Organization

Actin filament treadmilling is accelerated by___