The _________ from Agrobacterium tumefaciens is used in genetic engineering involving crop plant genes.

A. restriction endonucleases
B. DNA
C.  Ti vector
D.  Ti plasmid


D.  Ti plasmid

Biology & Microbiology

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Domestication of dogs has led to  

A.  a variety of homologous structures. B.  a variety of phenotypes. C.  a variety of mutations. D.  a variety of reproductively isolated breeds. E.  a variety of different species.

Biology & Microbiology

Which of the following processes occur within Bowman's capsule?

A. filtration B. selective reabsorption C. secretion D. filtration and selective reabsorption E. filtration, selective reabsorption, and secretion

Biology & Microbiology

Which type of RNA is not involved in protein synthesis?

1.MicroRNA 2.Ribosomal RNA 3.Transfer RNA 4.Messenger RNA

Biology & Microbiology

How have humans intruded into the global water cycle?

What will be an ideal response?

Biology & Microbiology