Genes for cytoplasmic male sterility in plants are generally located in
Mitochondrial genome
Cytosol
Chloroplast genome
Nuclear genome
Match the columns :
Column $I$ |
Column $II$ |
$(1)$ Lethal mutation | $(a)$ Mutation caused by external factors |
$(2)$ Spontaneous mutation | $(b)$ They are metabolic errors |
$(3)$ Induced mutation | $(c)$ As a result the mutant dies |
$(4)$ Biochemical mutation | $(d)$ Most of the mutations occurs in nature are of this type. |
Incomplete linkage is ...$A$.... Complete linkage is ...$B$.... Choose correct option for $A$ and $B$
Which of the following is the main category of mutation
Sometimes the separation of twins is incomplete and these are borne attached are remain so even after. Such twins are known as
In maize chromosome number is $2n = 20$. The number of linkage groups in it shall be