Biotechnology and Its Applications

Assertion : GM plants are more useful than normal plants. Reason : Golden rice is rich in $\beta$-carotene

Assertion : Eli Lily prepared two DNA sequences corresponding to $\mathrm{A}$ and $\mathrm{B}$ chain of human insulin and introduced them in the plasmid of E.coli to produce polypeptide chains of insulin. Reason :…

Two of the body parts which do not appear in MRI may be

What might be an advantage of beginning gene therapy prior to birth?

Insulin receptors are

Assertion : Agrobacterium tumefaciens is popular in genetic engineering because this bacterium is associated with the roots of all cereal and pulse crops. Reason : A gene incorporated in the bacterial mesosome gets…

Citrus canker is caused by

Assertion : Black rust of wheat is a hazardous disease which is caused by Puccinia fungus. Reason : Aflatoxin is produced in the groundnut by the infection of a bacterium.

Assertion : Flavr-Savr tomato was the first transgenic commercial crop that entered the market. Reason : Roundup variety of soybean was prepared through breeding.

Which one of the following is a correct statement?

Assertion : GM crops can affect human health by causing allergic reactions. Reason: Transgenes in commercial crops can endanger native species e.g., the $B t$ toxin gene expressed in pollen might endanger pollinators…

Which of the following genes do not occur naturally in living organisms?