Biology- Genetic Variation and Disorders

HideShow resource information
  • Created by: Emily1
  • Created on: 10-09-13 16:27
Genes can exist as different forms called:
Alleles
1 of 7
Polydactyly is caused by a:
Polydactyly is caused by a dominant allele.
2 of 7
Cystic fibrosis is caused by:
A recessive allele
3 of 7
In a genetic diagram, how is a dominant allele shown?
As a capital letter
4 of 7
Identical twins are very similar to each other mainly because:
They have identical genetic information
5 of 7
You need two copies of the faulty allele to have cystic fibrosis because:
The allele is recessive
6 of 7
A gene is a section of:
DNA
7 of 7

Other cards in this set

Card 2

Front

Polydactyly is caused by a:

Back

Polydactyly is caused by a dominant allele.

Card 3

Front

Cystic fibrosis is caused by:

Back

Preview of the front of card 3

Card 4

Front

In a genetic diagram, how is a dominant allele shown?

Back

Preview of the front of card 4

Card 5

Front

Identical twins are very similar to each other mainly because:

Back

Preview of the front of card 5
View more cards

Comments

No comments have yet been made

Similar Biology resources:

See all Biology resources »See all DNA and inheritance resources »