During recombination in E. coli, ________ recognize(s) regions of sequence similarity and promote(s) strand invasion, while ________ bind(s) to a Holliday junction promoting strand migration.

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#Question id: 6948

#5. Developmental Biology

Which of the following genes is expressed at the posterior margin of each parasegment

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#Question id: 6950

#5. Developmental Biology

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

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#Question id: 6951

#5. Developmental Biology

In chick development, the cell movement during gastrulation is called:

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#Question id: 6952

#5. Developmental Biology

Which technique is commonly used for gene knock-out in mice?

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#Question id: 6953

#5. Developmental Biology

Maternal factors are:

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#Question id: 6954

#5. Developmental Biology

Between fertilization and the first cleavage division, actin filaments pull the cytoplasm of the frog egg toward the point of sperm entry in a process called: