CameraIcon

SearchIcon

MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Pachytene

The appearanc...

Question

The appearance of recombination nodules on homologous chromosomes during meiosis characterizes:

A

Bivalent

No worries! We‘ve got your back. Try BYJU‘S free classes today!

B

Sites at which crossing over occurs

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

C

Synaptonemal complex

No worries! We‘ve got your back. Try BYJU‘S free classes today!

D

Terminalization

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is B Sites at which crossing over occurs
During Pachytene stage of Meiosis I, there is appearance of recombination nodules. Here, crossing over between the non-sister chromatids of the homologous chromosomes takes place
leading to recombination of genetic material.

Suggest Corrections

thumbs-up

3

Similar questions

Refer to the following statements describing Prophase I of meiosis and answer the question.
(i) Thin thread like chromosomes with a beaded appearance
(ii) Appearence of recombination nodules
(iii) Formation of bivalents/tetrads
(iv) Terminalisation of chiasmata
(v) Appearance of chiasmata
Arrange the given statements in the correct sequence of their occurrence during prophase I.

Q. Which stage in prophase I of meiosis is characterised by the appearance of the recombination nodules?

Q. The phenomenon that fails to separate homologous chromosomes during meiosis is known as

Q. Exchange of genetic material between chromatids of homologous chromosomes during meiosis is called as

Q. During zygotene stage of meiosis in a spore mother cell, a proteinceous structure which appears between homologous chromosomes is known as.

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Meiosis

BIOLOGY

Watch in App

explore_more_icon

Explore more

Standard XII Biology

Join BYJU'S Learning Program

CrossIcon