Recombinant DNA Technology
Why is golden rice pale yellow in color?

It is rich in phycobilins.
It is rich in chlorophyll a.
It is rich in chlorophyll b.
It is rich in beta-carotene.

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Recombinant DNA Technology
Knockout mice are created by

creating a chimera by fusing cells from two different cell lines
infecting the mouse with a retrovirus
mutagenizing a mouse and selecting for mutant offspring
transfecting embryonic stem cells with an altered gene sequence

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Recombinant DNA Technology
Isoschizomers recognize

same recognition sequence but different recognition site
same recognition site and recognition sequence
same recognition site and different recognition sequence
different recognition site and different recognition sequence

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