State about led fredrick griffith, Biology

Assignment Help:

In the experiments that led Fredrick Griffith to discover the "Transforming Principle", which of the following was the key step in illustrating that a substance within one cell could transform another cell?

A. Live strains of pathogenic and non-pathogenic bacteria were independently injected into mice.

B. Heat killed and fragmented pathogenic bacteria cells were injected into mice.

C. Heat killed and fragmented pathogenic bacteria cells were mixed with living non-pathogenic bacterial cells and then injected into mice. 

D. Live strains of pathogenic and non-pathogenic bacteria were varied together and injected into mice.  

 


Related Discussions:- State about led fredrick griffith

Zoology, right classification of protozoa up to class

right classification of protozoa up to class

Describe the supra cardiac type of tapvc, Describe the Supra Cardiac Type o...

Describe the Supra Cardiac Type of TAPVC ? After connecting the baby to cnrdiopulmonary bypass, the common pulmonary venous channel is dissected. This lies behind the left atr

#title, WHAT IS THE FUNCTION OF CELL COAT

WHAT IS THE FUNCTION OF CELL COAT

Determine some common micronutrient deficiencies, Determine some Common Mic...

Determine some Common Micronutrient Deficiencies? Vitamin A deficiency Iron deficiency anaemia Iodine deficiency disorders Zinc deficiency

Dealcoholism, DEALCOHOLISM - Treatment of alcoholism or withdrawal s...

DEALCOHOLISM - Treatment of alcoholism or withdrawal symptoms of alcohol is known as dealcoholism. Recovery from alcohol dependence is greatly aided by sociobehavioural c

Leptospirosis, L e p t o s p i r o s i s It is zoonotic dis...

L e p t o s p i r o s i s It is zoonotic disease characterized by interstitial nephritis, haemolytic anaemia and abortions. E t iology : The disease i

What is the utility of fungi for some industries, What is the utility of fu...

What is the utility of fungi for some industries? Fungi are industrially used in the production of fermented beverage, cheese, bread etc. Some fungi are very significant for th

Physiology of digestion, PHYSIOLOG Y OF DIGESTION Food - omnivorous. D...

PHYSIOLOG Y OF DIGESTION Food - omnivorous. Digestion - Intercellular. (i) Mechanical - by chewing, deglutinationm, churnning, peristalais. Under control of medulla oblonge

Which is the other adnexal gland of the digestive system, Besides the liver...

Besides the liver which is the other adnexal gland of the digestive system that releases substances in the duodenum participating in extracellular digestion? The other adnexal

By which mechanisms pathogenic bacteria cause diseases, Q. What are few me...

Q. What are few mechanisms by which pathogenic bacteria cause diseases? And why is this knowledge important? Pathogenic bacteria have characteristics called as virulence factor

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