Leptontene and zygotene, Biology

Assignment Help:

Leptontene:

  • The chromosomes becomes visible, shorten and thick.
  • The size of the nucleus increase.
  • The homologous chromosomes start getting closer to each other.

Zygotene:

  • Paternal and maternal chromosomes come together and pair up.
  • This pairing of homologous chromosomes is called synapsis.
  • This pairing is highly specific and exact point for point, but with no definite starting points.
  • The paired chromosomes are described as bivalents or tetrad.

Related Discussions:- Leptontene and zygotene

What is the incubation period of an infection, What is the incubation perio...

What is the incubation period of an infection? Incubation period is the time interval among the infection by an agent that causes disease and the first signs or symptoms of th

The salt concentration is higher than that of acid, Which of the following ...

Which of the following statements about buffers is true? Select one: a. A buffer composed of a weak acid of pKa = 5 is stronger at pH 4 than at pH 6. b. At pH values lower

Explain briefly about the nutrition, Explain briefly about the Nutrition? ...

Explain briefly about the Nutrition? This unit covers the scope of advanced nutrition. It begins with some definitions and basic concepts and briefly traces the history of nutr

Explain directive and non-directive counseling, Directive and Non-directive...

Directive and Non-directive Counseling Directive Counseling  tends  to  be appropriate when  the  counselor  is  aware  of  the problem  and/or  is concerned about  the behavio

Optical rotation in organice compounds, how the optical rotaion occurs in g...

how the optical rotaion occurs in glucose and ribose?

Determine the modification of native starch, Determine the Modification of ...

Determine the Modification of native starch Modification of native starch can be either physical or chemical. Chemical modification includes reaction of starch with  acid or al

Outbreak of staphylococcal food poisoning, Q. What are the conditions favou...

Q. What are the conditions favouring the outbreak of Staphylococcal food poisoning? • Botulism is caused by the bacteria Clostridium botulinum. • All low acid foods can s

Relapse and recurrence, Relapse of infective endocarditis usually occurs wi...

Relapse of infective endocarditis usually occurs within two months of the discontinuation of antimicrobial therapy. The relapse rate for patients with native-valve endocarditis cau

Synthesis of polyamine, Synthesis of Polyamine As the name of this cla...

Synthesis of Polyamine As the name of this class of compounds suggests, polyamines have several amino groups replacing hydrogen usually in alkyl chain e.g., putrescine is 1, 4

Homework, Determine sequence weights for the sequences ACTA, ACTT, CGTT, an...

Determine sequence weights for the sequences ACTA, ACTT, CGTT, and AGAT by using Thompson, Higgins, and Gibson method

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd