State about polyploid cells, Biology

Assignment Help:

State about polyploid cells

During development cells of certain tissues like the salivary gland and liver produce extraordinary amounts of selected proteins. This is often achieved by reduplicating either the whole genome or just the genes that coded for the proteins of interest. Which of the following kinds of cell cycles would be the best at generating polyploid cells?

A. Normal cell cycle (G1-S-G2-M)

B. Endocycle (G1-S)

C. Embryonic Oscillator (M-S)

D. A normal cell cycle with an extended S phase

 


Related Discussions:- State about polyploid cells

Describe aortic regurgitation murmur in chronic ar murmur, Describe Aortic ...

Describe Aortic Regurgitation Murmur in Chronic AR Murmur ? Characteristic: High pitched, decrescendo murmur, immediately after S2 and extending through and part or all of dias

Early-recurrence of angina, Early: Recurrence of angina soon after the pa...

Early: Recurrence of angina soon after the patient resumes activities is either due to inadequate 1.evascula1isation or acute graft closure. In the immediate post-operative per

Dietary management for short bowel syndrome, Q. Dietary Management for shor...

Q. Dietary Management for short bowel syndrome? It must be evident from the symptoms listed above that the disease results in reduced food intake, impaired absorption and hence

Which of groups is not ionizable, Which of the following groups is NOT ioni...

Which of the following groups is NOT ionizable? Select one: a. Guanidinium b. Imidazole c. Phosphoryl d. Amine e. Aldehyde

Species diversity indices, From an ecological point of view, species richne...

From an ecological point of view, species richness alone has limited value. More meaningful measures use the number of different species in a given area (species richness) as well

What are the steps for conversion of food, Steps for Conversion of food ...

Steps for Conversion of food Conversion of food is done in four steps: 1) Ingestion, mastication and swallowing: Ingestion or taking in of food and mastication are done b

Photoperiodism, Photoperiodism Activity like breeding and migration in ...

Photoperiodism Activity like breeding and migration in animals; flowering, seed germination in plants are regulated by the length of daily period of light and darkness. This be

Chlorophyll and haemoglobin, dialouge on cartoon between chlorophyll and ha...

dialouge on cartoon between chlorophyll and haemoglobin

Blastulation, BLASTUL A TIO N - Type of blastula is blastocyst or...

BLASTUL A TIO N - Type of blastula is blastocyst or trophoblastula. Outer layer of cell becomes flat and form trophoblast or trophoectoderm which receives nutritive ma

Theory of embryology - mosaic thoery, MOSAI C THOERY - It was given by...

MOSAI C THOERY - It was given by W. Roux. He studied the development of frog's egg. He destroyed one cells by a hot needle out of 2-cells formed as a result of first cleava

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