AQA AS Biology Key Words (Unit 2)

Test yourself on your key words by finding the correct word for each definition in the wordsearch.

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  • Created by: Lucy Carr
  • Created on: 24-05-13 16:17
The tendancy a molecule has to bind with oxygen.
Affinity
1 of 15
An alternative form of a gene.
Allele
2 of 15
....pathway: A route that takes water through a plant root to the xylem, through cell walls.
Apoplast
3 of 15
A blood vessel that branches off an artery.
Arteriole
4 of 15
A waxy ***** in the cell wall of an endodermis cell, made of suberin.
Casparian *****
5 of 15
The pentose sugar in DNA.
Deoxyribose
6 of 15
The point at which two sister chromatids are joined together.
Centromere
7 of 15
An enzyme that breaks the hydrogen bonds between two polynucleotide DNA strands during DNA replication.
DNA helicase
8 of 15
A section of DNA that codes for a polypeptide
Gene
9 of 15
Non coding DNA
Intron
10 of 15
A group of different tissues that work together to perform a particular function
Organ
11 of 15
A change in the base sequence of an organism's DNA
Mutation
12 of 15
A period of the cell cycle in which the cell grows and DNA is replicated
Interphase
13 of 15
A pore on the surface of an insect.
Spiracle
14 of 15
....pathway. A route that water takes through a plant root to the xylem, through the cytoplasm of cells.
Symplast
15 of 15

Other cards in this set

Card 2

Front

An alternative form of a gene.

Back

Allele

Card 3

Front

....pathway: A route that takes water through a plant root to the xylem, through cell walls.

Back

Preview of the front of card 3

Card 4

Front

A blood vessel that branches off an artery.

Back

Preview of the front of card 4

Card 5

Front

A waxy ***** in the cell wall of an endodermis cell, made of suberin.

Back

Preview of the front of card 5
View more cards

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