GENERAL Flashcards

1
Q

What is cell division ?

A

it is a biochemical process during which a parent cell give rise to daughter cell.

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2
Q

What is cell cycle ?

A

It is a sequence of events during which a cell duplicates its own genome , synthesis other biomolecules of cells undergo growth and eventually divides into two daughter cell .

All the events are under genetic control and occur in coordinated manner .

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3
Q

Who first studied cell cycle ?

A

Howard and Pelc in 1953

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4
Q

What are the two phases of cell cycle ?

A
  1. Interphase \ I-phase

2. M-Phase \ mitotic \ meiotic \ multiplicative phase

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5
Q

LEARN THE DIAGRAM OF TEH CELL CYCLE

A

DONE :D

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6
Q

What are the part of M-phase ?

A
  1. Karyokinesis
    • Prophase
    • Metaphase
    • Anaphase
    • Telophase
  2. Cytokinesis
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7
Q

What is the duration of the cell cycle in various organism ?

A

The duration if the cell cycle may vary from the organism to organism and from cell to cell .

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8
Q

What time does the yeast cell takes to divide ?

A

It takes 90 mins

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9
Q

What time does the human cell takes to divide ?

A

It takes 24hrs - 23hrs = Interphase , 1hrs = M phase

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10
Q

What happens to the cells of the stomach and small intestine ?

A

The cells here are replaced after every 3days due to the high acidic environment.

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