Directions : In the following question more than one of the answers given may be correct. Select the correct answer and mark it according to the code:
Variations appear during meiosis due to : (1) independent assortment (2) crossing over (3) linkage (4) glycolysisA) 1,2 and 3 are correct
B) 1 and 2 are correct
C) 2 and 4 are correct
D) 1 and 3 are correct
Correct Answer: B
Solution :
Variations are differences found in morphological, physiological, cylological and behaviouristic traits of individuals belonging to same species, race and family. They appear in offspring or siblings due to: Reshuffling of genes/chromosomes by chance separation of chromosomes Crossing and independent assortment. Chance combination of chromosomes during meiosis and femlization. Mutations Effect of environmentYou need to login to perform this action.
You will be redirected in
3 sec