In Drosophila, the X chromosome appears to encode four protein factors that activate the early promoter of Sxl. Which of the following factor activate JAK-STAT pathway?

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#Question id: 6950

#Unit 5. Developmental Biology

In mammalian development, the embryo will form from which population of cells?

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#Question id: 21240

#Unit 7. System Physiology – Animal

A visual exam in an 80-year-old man shows he has a reduced ability to see objects in the upper and lower quadrants of the left visual fields of both eyes but some vision remains in the central regions of the visual field. The diagnosis is

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#Question id: 27008

#Unit 10. Ecological Principles

Which of the following is characteristic of parasitoid/ predators?

a. Consumer usually larger than resource

b. Consumer requires one host for complete development.

c. Habitat independent

d. Consumer takes long time to kill host

e. Consumer never kills their host

f. Host is free living

Which of the following is feature of parasitoid?

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#Question id: 29018

#Unit 11. Evolution and Behavior

The average numbers of offspring produced by three genotypes are: A1A1=6, A1A2=3, A2A2=2, What will be the selection coefficient of theses allele?

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#Question id: 33521

#Unit 2. Cellular Organization

Operationally, we usually consider that two genes are orthologs if