MCQ
Variations appear during meiosis due to :
  • A
    Crossing over
  • B
    Independent assortment
  • C
    Linkage
  • Both (a) and (b)

Answer

Correct option: D.
Both (a) and (b)
D

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

A sedentary sea anemone gets attached to the shell lining of hermit crab. The association is: 
What do ecologists call the transfer of energy that begins with the sun and passes from one organism to the next in a food chain?
What is the function of Polymerase chain reaction?
Fallopian tube is the part of
Which of the following abundantly occurs in pond ecosystem
Which of the following generally used for induced mutagenesis in crop plants
Nandan-Kanan zoo is known for the:
Consider the following statements $(A -D) $ each with one or two blanks.

$(A)$ Bears go into ___$(1)$___ during winter to ___$(2)$___ cold weather.

$(B)$ A conical age pyramid with a broad base represents ___$(3)$___ human population.

$(C)$ A wasp pollinating a fig flower is an example of ___$(4)$___ .

$(D)$ An area with high levels of species richness is known as ___$(5)$___ .

Which one of the following options, gives the correct fill ups for the respective blank numbers from $(1) $ to $(5)$ in the statements ?

Two enzymes responsible for restricting the growth of bacteriophages in $E .$ coli were isolated. One was methylase and other was restriction endonuclease. What is the significance of methylase?
The aims and objectives of Genetic Engineering Approval Committee are

$I$. To permit the use of genetically modified organisms and their product for commercial applications

$II$. To adopt the procedures for restriction, production and application of $GM$ organisms

$III$. approval to conduct large scale field trails and release of transgenic crops in the environment

Which of the statements are given above are correct?