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Biotechnology
‣
Nitrogen Fixation and Photosynthesis
See What Others Are Saying!
Question
What is the metal ligand in chlorophylls?
Options
A. Copper (Cu)
B. Iron (Fe)
C. Magnesium (Mg)
D. Manganese (Mn)
Correct Answer
Magnesium (Mg)
More questions
1. At the __________ checkpoint, cell growth is controlled.
Options
A. C
B. G
1
C. G
2
D. S
Show Answer
Scratch Pad
Discuss
Correct Answer: G
1
2. Commercial sugarcane is heterozygons with germplasm from
Options
A. 1-3 Saccharum species
B. 3-5 Saccharum species
C. 5-7 Saccharum species
D. 7-9 Saccharum species
Show Answer
Scratch Pad
Discuss
Correct Answer: 3-5 Saccharum species
3. A short molecule containing 2-20 nucleotide is
Options
A. plasmid
B. vector
C. oligonucleotide
D. mononucleotide
Show Answer
Scratch Pad
Discuss
Correct Answer: oligonucleotide
4. Which of the following is the primary growth phase of a cell?
Options
A. G
1
B. G
2
C. M
D. G
0
Show Answer
Scratch Pad
Discuss
Correct Answer: G
1
5. Yeast is used in the production of
Options
A. ethyl alcohol
B. acetic acid
C. cheese
D. curd
Show Answer
Scratch Pad
Discuss
Correct Answer: ethyl alcohol
6. The combination of DNA and protein in the nucleus of a eukaryotic cell is called:
Options
A. nucleoplasm
B. plasmids
C. nucleoids
D. chromatin
Show Answer
Scratch Pad
Discuss
Correct Answer: chromatin
7. In human B cells and T cells are matured in the
Options
A. bone marrow and thymus respectively
B. lymph nodes and spleen respectively
C. bursa and thymus respectively
D. none of these
Show Answer
Scratch Pad
Discuss
Correct Answer: bone marrow and thymus respectively
8. Maximum size of foreign DNA that can be inserted into an insertion vector is
Options
A. 35 kb
B. 18 kb
C. 50 kb
D. 27 kb
Show Answer
Scratch Pad
Discuss
Correct Answer: 18 kb
9. In the bundle sheath of C4 plant __________ is/ are less than mesophyll.
Options
A. PSI
B. PSII
C. PSI or PSII
D. PSI and PSII
Show Answer
Scratch Pad
Discuss
Correct Answer: PSII
10. What is the size (in kb) of the tobacco chloroplast genome?
Options
A. 55 kilobase
B. 155 kilobase
C. 325 kilobase
D. 375 kilobase
Show Answer
Scratch Pad
Discuss
Correct Answer: 155 kilobase
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