$A$ : Crossing over is exchange of genetic material between non-homologous chromosomes.
$R$ : It produces new linkages.

  • A

    Assertion and Reason both are correct and also correct explanation.

  • B

    Assertion and Reason both are correct but not explanation of assertion.

  • C

    Assertion is correct, but Reason is incorrect.

  • D

    Both Assertion and Reason are incorrect.

Similar Questions

Gene can be defined as

Genes $A, B$ and $C$ are linked. Genes $A$ and $B$ are more close than $A$ and $C.$ Find out the correct option for the given statements

$I.$ $A$ might be before $B$ and $C$

$II.$ $B$ might be between $A$ and $C$

$III.$ $C$ might be between $A$ and $B$

$IV.$ More crosses has occurred between $A$ and $C$ than $A$ and $B$

Give differences : Crossing over and Linkage
 

Two genes $R$ and $Y$ are located very close on the chromosomal linkage map of maize plant. When $RRYY$ and $rryy$ genotypes are hybridized, then $F_{2}$-segregation wii show

The four daughter cells derived from a single meiosis differ from each other due to