FOOD TECHNOLOGY

FOOD WASTE REDUCTION AND SUSTAINABILITY

FOOD WASTE REDUCTION STRATEGIES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The toxin Bt (bacillus thuringiensis) comes from a ____ cell.
A
bacteria
B
protist
C
corn plant
D
fungus
Explanation: 

Detailed explanation-1: -Bacillus thuringiensis (Bt) is a Gram positive, spore-forming bacterium that synthesizes parasporal crystalline inclusions containing Cry and Cyt proteins, some of which are toxic against a wide range of insect orders, nematodes and human-cancer cells.

Detailed explanation-2: -Bacillus thuringiensis (Bt), soil-dwelling bacterium that naturally produces a toxin that is fatal to certain herbivorous insects. The toxin produced by Bacillus thuringiensis (Bt) has been used as an insecticide spray since the 1920s and is commonly used in organic farming.

Detailed explanation-3: -Bacillus thuringiensis (Bt) is a species of bacteria that lives in soil. It makes proteins that are toxic to some insects when eaten, but not others. The proteins are not toxic to humans because, like all mammals, we cannot activate them. Bt is not toxic to non-target wildlife.

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