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  1. Problems
  2. /Biotechnology

Biotechnology

Biology

Recombinant DNA technology, its tools and processes, and its uses in farming and medicine.

+ Upload a Problem
75 problems
Exam:
Type:
1.
A list holds 3000 transgenic animals. NCERT says that over 95% of the transgenic animals that exist… New
High School (11–12) · BiotechnologyStemPy LabStemPy Lab
Easy
2.
Name the organism that fits each role. The source of the toxin gene of Bt cotton… New
High School (11–12) · BiotechnologyStemPy LabStemPy Lab
Medium
3.
A student writes six pairs. Decide which are right, and correct the wrong ones… New
High School (11–12) · BiotechnologyStemPy LabStemPy Lab
Hard
4.
A patent office tests a claim with three questions: is it new, does it show an inventive step, and… New
High School (11–12) · BiotechnologyStemPy LabStemPy Lab
Hard
5.
A company sells 500 kg of a medicine that it makes from a plant that a community has used for… New
High School (11–12) · BiotechnologyStemPy LabStemPy Lab
Medium
6.
In 1997, an American company obtained a patent on a basmati rice… New
High School (11–12) · BiotechnologyStemPy LabStemPy Lab
Hard
7.
Four cases are described. Decide in each one whether it is biopiracy, and give your reason… New
High School (11–12) · BiotechnologyStemPy LabStemPy Lab
Medium
8.
This problem is from A-Level and IB, and it is not in the NEET syllabus… New
High School (11–12) · BiotechnologyStemPy LabStemPy Lab
Hard
9.
In a model, the share of the pollen on a plant that comes from a GM field is 100 e^(-d/60) per… New
High School (11–12) · BiotechnologyStemPy LabStemPy Lab
Medium
10.
A company has a new GM crop and wants to sell its seed as soon as it can… New
High School (11–12) · BiotechnologyStemPy LabStemPy Lab
Medium
11.
Four transgenic animals are described. A mouse that carries a human gene and develops a disease… New
High School (11–12) · BiotechnologyStemPy LabStemPy Lab
Medium
12.
A transgenic cow gives 18 litres of milk in a day… New
High School (11–12) · BiotechnologyStemPy LabStemPy Lab
Medium
13.
Cells of a patient are grown as clones in a dish… New
High School (11–12) · BiotechnologyStemPy LabStemPy Lab
Hard
14.
A blood sample holds 8 copies of the DNA of a virus… New
High School (11–12) · BiotechnologyStemPy LabStemPy Lab
Medium
15.
Five steps of the first gene therapy for ADA deficiency are listed in a mixed order… New
High School (11–12) · BiotechnologyStemPy LabStemPy Lab
Hard
16.
In a model of gene therapy for ADA deficiency, the genetically engineered lymphocytes of a patient… New
High School (11–12) · BiotechnologyStemPy LabStemPy Lab
Medium
17.
A standard biochemistry book gives chain A of insulin 21 amino acids and chain B 30 amino acids… New
High School (11–12) · BiotechnologyStemPy LabStemPy Lab
Medium
18.
A clinic once used insulin from cattle and pigs, and now uses recombinant human insulin… New
High School (11–12) · BiotechnologyStemPy LabStemPy Lab
Medium
19.
In the human body, insulin is made as a pro-hormone… New
High School (11–12) · BiotechnologyStemPy LabStemPy Lab
Hard
20.
A culture of E. coli makes 80 million chains A of human insulin… New
High School (11–12) · BiotechnologyStemPy LabStemPy Lab
Medium
21.
In the tobacco experiment the inserted DNA was arranged to make both sense and antisense RNA of a… New
High School (11–12) · BiotechnologyStemPy LabStemPy Lab
Hard
22.
In a model of RNA interference, the amount of a nematode mRNA that is left in a cell is m₀/(1 +… New
High School (11–12) · BiotechnologyStemPy LabStemPy Lab
Medium
23.
A sense RNA from a nematode gene reads AUGGCCUAAGGCUUACGCGA… New
High School (11–12) · BiotechnologyStemPy LabStemPy Lab
Medium
24.
A student asks: the Bt toxin kills insects, so why does it not kill the bacterium that makes it? … New
High School (11–12) · BiotechnologyStemPy LabStemPy Lab
Hard
25.
A farmer in one district grows cotton, and a farmer in another district grows maize… New
High School (11–12) · BiotechnologyStemPy LabStemPy Lab
Medium
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