A. Chloroplast
B. A Nerve Cell
C. DNA
D. Hydrogen
Related Mcqs:
- In Urea cycle __________ ammonia molecules combine with 1 CO2 molecule to form 1 molecule of urea.
A. 1
B. 2
C. 3
D. 4 - Which of the following statement about the head of a chlorophyll molecule is incorrect?
A. It is a porphyrin ring or tetrapyrrole ring structure
B. It is flat, square and light absorbing
C. Composed of carbon and nitrogen atoms with Magnesium as central metal ion, which is coordinated with nitrogen.
D. It is hydrophobic - Complete breakdown of glucose molecule takes place in which of the following?
A. Alcoholic fermentation
B. Lactic acid fermentation
C. Aerobic respiration
D. All of these - Which of the following step occurs immediately after binding of Ca2+ with troponin molecule during muscle contraction.
A. Binding sites of actin get attached to the myosin head.
B. Troponin uncovers the actin binding sites.
C. Tropomyosin gets removed from the binding sites of actin filaments.
D. Ca2+ goes back inside sarcoplasmic reticulum. - Which one of them is a micro-molecule?
A. Polysaccharide
B. Protein
C. Hemoglobin
D. ATP - Chlorophyll is a/an _____ molecule?
A. Inorganic
B. Cationic
C. Anionic
D. Organic - A compound produced as a result of a chemical reaction of an alcohol with an acid in which water molecule is released is called________________?
A. Monosaccharide
B. Fatty acid
C. Neutral lipid
D. Nucleic acid - ATP is a an important molecule for its major function___________?
A. As an energy currency of the cell
B. As a coenzyme
C. Both a and b
D. None of these - Molecular formula of chlorophyll ‘a’ molecule is___________?
A. C55H72O5N4Mg
B. C55H70O6N4Mg
C. C50H72O6N4Mg
D. C55H70O5N4Mg - The chlorophyll molecule is embedded in the core of thylakoid membrane which acts as___________?
A. Hydrophilic
B. Hydrophobic
C. Both of these
D. None of these
Mcq Added by: admin