OBJECTIVE FORESTRY

FORESTRY

GENERAL FORESTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
“Roundup ready” GM crops are genetically modified to
A
be resistant to Roundup, a glyphosate herbicide
B
resist freezing temperatures
C
reproduce quickly and enable farmers to save seeds
D
be easier to harvest
Explanation: 

Detailed explanation-1: -Roundup Ready plants carry the gene coding for a glyphosate-insensitive form of this enzyme, obtained from Agrobacterium sp. strain CP4. Once incorporated into the plant genome, the gene product, CP4 EPSP synthase, confers crop resistance to glyphosate.

Detailed explanation-2: -Roundup Ready is the Monsanto trademark for its patented line of genetically modified crop seeds that are resistant to its glyphosate-based herbicide, Roundup.

Detailed explanation-3: -One of the main concerns about genetically engineered crops such as Roundup Ready crops is the development of weeds and other plants that are also resistant to Roundup (glyphosate).

Detailed explanation-4: -Glyphosate-tolerant crops There are several ways by which crops can be modified to be glyphosate-tolerant. One strategy is to incorporate a soil bacterium gene that produces a glyphosate tolerant form of EPSPS. Another way is to incorporate a different soil bacterium gene that produces a glyphosate degrading enzyme.

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