Three machines A, B and C produce respectively 60%, 30% and 10% of the total number of items of a factory. The percentages of defective output of these machines are respectively 2%, 3% and 4%. An item is selected at random and found defective. Find the probability that the item was produced by machine C.

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#Question id: 7063

#Unit 5. Developmental Biology

The avian embryo comes entirely from

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#Question id: 7064

#Unit 5. Developmental Biology

Which of the following signals play important roles in neurulation and cell fate patterning of the neural tube?

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#Question id: 7065

#Unit 5. Developmental Biology

It is form in the wound epidermis of an amputated salamander limb and acts similarly to the apical ectodermal ridge during normal limb development:

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#Question id: 7066

#Unit 5. Developmental Biology

Drosophila zygotic genes expressed in broad (about three segments wide), partially overlapping domains, known as:

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#Question id: 7068

#Unit 5. Developmental Biology

In sea urchin gene regulatory network (GRN) is