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 do you mean by the good and bad cholesterol, Q. What are the so-called...

Q. What are the so-called "good" and "bad" cholesterol? Lipoproteins are complexes made of lipids (cholesterol and triglycerides) and proteins. The lipoproteins present differe

Define the sequence-specific dna binding, Which of the following statements...

Which of the following statements regarding the interactions among sequence-specific DNA binding domains and their recognition sites is incorrect? A. Sequence-specific DNA bind

Observations reveal about mechanisms of sex determination, XYY humans are f...

XYY humans are fertile males. XXX humans are fertile females. What do these observations reveal about the mechanisms of sex determination and dosage compensation?

Signal transduction, Signal Transduction The body consists of a huge va...

Signal Transduction The body consists of a huge variety of cell types which must work together to sustain the life of an organism. They must respond to their environment and co

State the preparation of patient for gtt, State the Preparation of Patient ...

State the Preparation of Patient for GTT 1. You should explain to the patient about the purpose and procedure of the test to be carried out and advise that: a) the patient s

Isolation of dna fragments, Isolation of dna fragments bound strongly with ...

Isolation of dna fragments bound strongly with protein 1.     Through pcr Pcr permits isolation of dna fragments from genomic dna through selective amplification of a spe

Taxonomy, classification of grantia

classification of grantia

Digestion of proteins, Digestion  of proteins Digestion  of proteins  ...

Digestion  of proteins Digestion  of proteins  is  initiated  in  the  stomach by pepsin.  Pepsin  acts upon food proteins  and  converts them  to proteoses  and  peptones whic

Microscopy, how to identify in contaminants and aldultrants in pure ingredi...

how to identify in contaminants and aldultrants in pure ingredients

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