cell division Flashcards

1
Q

what is produced in mitosis

A

2 daughter cells

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2
Q

mitosis timeline

A
  1. cell begins to divide
  2. dna replicates (2 copies of each chromosome )
    3.one set of chromosomes is pulled to each end of cell and nucleas divides
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3
Q

haploid

A

23 chromosomes

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4
Q

diploid

A

46 chromosomes

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5
Q

stem cell

A

undifferentiated cells that can differentiate in to one or more specialised cells

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6
Q

where are adult stem cells found

A

bone marrow

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7
Q

what are embryonic stem cells

A

undifferentiated stem cells from embryos that can differentiate into any cell

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8
Q

what is therapeutic cloning?

A

patients cells are used to create an early embryo clone of themselves

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9
Q

advantage of therapeutic cloning

A

stem cells from embryos will not be rejected

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10
Q

advantage of using adult stem cells

A

fewer ethical issues as adults can consent

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11
Q

disadvantages of using adult stem cells

A

can treat fewer diseases as they cannot differentiate into any cell

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12
Q

advantage of using embryonic stem cells

A

can be used to treat many diseases
easier to obtain

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13
Q

what is cell division by mitosis

A

body cells divide to form two identical daughter cells

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14
Q

what is the purpose of mitosis?

A

growth repair of cells and asexual production

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15
Q

what is plant meristem

A

where rapid cell division occurs in the tips of the roots of a plant

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