Cell Biology

Q: Choose the right option:

(a) :  Cell size ∝ 1/(chromosome number)
(b) :  Cell Size ∝ (chromosome number)2
(c) :  Cell Size ∝ chromosome number
(d) :  Cell Size ∝ (chromosome number)n/2
(e) :  None of the Above
Answer:  Cell Size ∝ chromosome number
Explanation:  

Q: Pick out the correct statements: I. In mitosis, duplicated. chromosomes are separated into two nuclei II. A cell is divided into two daughter cells by a proCess called cytoki III. Metaphase is the second and longest stage offour phases of mitosis IV. Most metabolic activities including transcription and translatio stopped during mitosis

(a) :   I and II only
(b) :   I, II and IV only
(c) :  II and IV only
(d) :  I and Ill only
(e) :  None of the Above
Answer:  I and Ill only
Explanation:  

Q: The decision for cell division occurs in:

(a) :  S-Phaae
(b) :  G-2 Phase
(c) :  G-1 Phase
(d) :  G-0 Phase
(e) :  None of the Above
Answer:  G-2 Phase
Explanation:  

Q: The smallest chromosome in size is of:

(a) :  0.25 µ observed in fungi and birds
(b) :  0.45 µ observed in algae and birds
(c) :  30 µ observed in some plants like "Trillium"
(d) :  8 µ observed in all eukaryotic cells
(e) :  None of the Above
Answer:  0.25 µ observed in fungi and birds
Explanation:  

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