The
anti-UV mutation of microorganisms must be induced by ultraviolet
rays.(
)
anti-UV mutation of microorganisms must be induced by ultraviolet
rays.(
)
举一反三
- The anti-UV mutation of microorganisms must be induced by ultraviolet rays
- The anti-UV mutation of microorganisms must be induced by ultraviolet rays A: 正确 B: 错误
- The invisible rays of the()beyond the violet end are called the ultraviolet rays. A: speculation B: spectrum C: sleet D: range
- The creation of a stop codon in the middle of a coding sequence<br/>within the gene is a:() A: missense<br/>mutation; B: frameshift<br/>mutation; C: nonsense<br/>mutation; D: point<br/>mutation; E: silent<br/>mutation.
- (<br/>) can be determined by the left hand rule. A: The induced force on the moving charged particles in the magnetic<br/>field. B: The direction of the induced force on the moving charged particles in<br/>the magnetic field. C: The induced electromagneto motive force on the moving conductor in<br/>the magnetic field. D: The direction of the induced electro-motive force on the moving<br/>conductor in the magnetic field.