Syndecans are cell-surface proteoglycans that:

a. bind to collagens.

b. bind to multi-adhesive matrix proteins.

c. anchor cells to the extracellular matrix.

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#Question id: 28363

#Unit 5. Developmental Biology

Which of the following gene is responsible for the activation of the tips of the embryo and responsible for the specification of terminal axis?

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#Question id: 28364

#Unit 5. Developmental Biology

Torso receptor present on the whole follicle cells but the activation of torso only  the terminal follicle, present torso is activated by the binding of torso like proteins activating the map-kinase cascade pathway and leads to the positional formation such as___

a) At the most anterior terminal end formed acron

b) At the most posterior terminal end formed telson

c) It found only into the most posterior terminal end and formed telson

TLS Online TPP Program

#Question id: 28365

#Unit 5. Developmental Biology

A third set of maternal genes is torso, which responsible for the terminal specification, select the correct combination of about torso gene;

a) Torso leads to the formation of telson by activating the map-kinase cascade pathway 

b) Torso responsible for the formation of telson by default

c) Torso along with high concentration of bicoid at the anterior side leads to the formation of acron by default

d) Torso along with high concentration of bicoid at the anterior side leads to the formation of acron by activating the map-kinase cascade pathway

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#Question id: 28366

#Unit 5. Developmental Biology

Bicoid act as the ____

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#Question id: 28367

#Unit 5. Developmental Biology

Bicoid protein was found in a gradient, when embryos lacking Bicoid or bicoid deficient embryo___

TLS Online TPP Program

#Question id: 28368

#Unit 5. Developmental Biology

 when bicoid mRNA was added to the middle region of Bicoid-deficient embryos, that middle region develop____