Biology Revision

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  • Created by: Ebani may
  • Created on: 03-10-18 18:37
What are gametes?
Sex cells.
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What are the male and female gametes?
Sperm and eggs.
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What is fertilisation?
The joining or fusion of the m ale and female gametes.
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What do chromosomes carry?
Genetic information (DNA)
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How many chromosomes are there in a human body ?
46 pairs in each human ( can be arranged in 23 pairs)
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When do cells divide?
An organism grows or becomes damaged
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In mitosis , what are the two identical cells?
Daughter cells
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What are stem cells?
Cells that have not yet been speicalised
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What does an embryo develop from?
A fertilised egg
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Adult stem cells can be found where?
Brain, eyes , blood ,heart , liver ,bone marrow , skin and muscle.
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Where does cell division take place in plants?
Meristems
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Can cells from meristems be cloned?
Yes
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Why are the cells from meristems cloned?
To produce identical plants quickly and economically
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Other cards in this set

Card 2

Front

What are the male and female gametes?

Back

Sperm and eggs.

Card 3

Front

What is fertilisation?

Back

Preview of the front of card 3

Card 4

Front

What do chromosomes carry?

Back

Preview of the front of card 4

Card 5

Front

How many chromosomes are there in a human body ?

Back

Preview of the front of card 5
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