Home
Class 12
BIOLOGY
Variations appear during meiosis due to ...

Variations appear during meiosis due to
1 . Independent assortment
2. Crossing over
3. Linkage
4. Glycolysis
Select the correct code

A

1, 2 and 3 are correct

B

1 and 2 are correct

C

2 and 4 are correct

D

1 and 3 are correct

Text Solution

Verified by Experts

The correct Answer is:
B
1 and 2 are correct
Promotional Banner

Topper's Solved these Questions

  • EVOLUTION

    MODERN PUBLICATION|Exercise COMPETITION FILE (OBJECTIVE TYPE QUESTIONS)(B. MATCHING TYPE QUESTIONS )|4 Videos

  • EVOLUTION

    MODERN PUBLICATION|Exercise COMPETITION FILE (OBJECTIVE TYPE QUESTIONS) (C.ASSERTION REASON TYPE QUESTIONS:)|15 Videos

  • EVOLUTION

    MODERN PUBLICATION|Exercise REVISION EXERCISES-(VI. LONG ANSWER TYPE QUESTIONS )(Five mark each)(B. QUESTIONS FROM CBSE EXAMINATIONS :)|6 Videos

  • ECOSYSTEM

    MODERN PUBLICATION|Exercise Chapter Practice Test (Section - D) (Case - Based Short Answer Type Questions)|5 Videos

  • HUMAN HEALTH AND DISEASES

    MODERN PUBLICATION|Exercise Chapter Practice Test|2 Videos

Similar Questions

Explore conceptually related problems

The horizontal wind circulation near the Earth's surface is due to the 1. pressure gradient. 2. frictional force. 3. coriolis force. Select the correct answer using the code given below:

Arrange the following events of meiosis in correct sequence ? 1.Terminalisation , 2. Crossing over 3. Synapsis , 4. Disjunction

Arrange the following ecosystem in terms of their increasing productivity: 1. Grassland 2. Open ocean 3. Desert 4. Tropical rain forest Select the correct answer code using the codes given below: Answer codes:

Four different steps that occur during meiosis are given in the following list. (i) Complete separation of chromatids (ii) Pairing of homologous chromosomes (iii) Lining up of paired chromosomes on equator (iv) Crossing over between chromatids Select the correct sequential arrangement of the steps.

If P(A cup B) = (5)/(6), P (A cap B) = (1)/(3) and P(barA) =(1)/(2) , then which of the following is/are correct? 1. A and B are independent events. 2. A and B are mutually exclusive events. Select the correct answer using the code given below.