Biology unit 2 AQA 2013

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  • Created by: Luca B
  • Created on: 15-01-13 10:41
Long strands of polymers which are held by many hydrogen bonds to make a strong molecule, ________.
cellulose
1 of 20
Molecule that carries oxygen molecules from the lungs to respiring muscle cells.
Haemoglobin
2 of 20
The name of non-coding DNA.
Intron
3 of 20
Primary, secondary,______, quaternary.
Tertiary
4 of 20
Haemaglobin has an ________ for oxygen.
Affinity
5 of 20
Taxonomic group beginning with 'O'.
Order
6 of 20
Highest taxonomic group.
Kingdom
7 of 20
Meiosis occurs in cells called _______.
Gametes
8 of 20
Carries blood away from heart.
Arteries
9 of 20
Tiny vessels.
Capillaries
10 of 20
_____ layer that helps maintain blood pressure by stretching and springing back.
Elastic
11 of 20
Pathway water can move through spaces in cell walls.
Apoplastic
12 of 20
Pathway water can move through the cytoplasms of cells.
Symplastic
13 of 20
Water in the apoplastic pathway must move in the cytoplasm to pass the ______ *****.
Casparian
14 of 20
Name given to plants adapted to survive in dry conditions.
Xerophytic
15 of 20
Horizontal gene transmission is where on bacterium inserts a __________ tube into another.
Conjugation
16 of 20
What one bacterium passes to another through the (16) tube.
Plasmid
17 of 20
Agriculture normally reduces genetic _______.
Diversity
18 of 20
Half the number of chromosomes.
Haploid
19 of 20
The name given to the flow of water across a fish's gills.
Countercurrent
20 of 20

Other cards in this set

Card 2

Front

Molecule that carries oxygen molecules from the lungs to respiring muscle cells.

Back

Haemoglobin

Card 3

Front

The name of non-coding DNA.

Back

Preview of the front of card 3

Card 4

Front

Primary, secondary,______, quaternary.

Back

Preview of the front of card 4

Card 5

Front

Haemaglobin has an ________ for oxygen.

Back

Preview of the front of card 5
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