Variation Flashcards
1
Q
What is variation?
A
The presence of differences between living things of the same species.
2
Q
What is inherited variation?
A
Variation in a characteristic that is a result of genetic information from the parents.
3
Q
What happens at fertilisation?
A
A new cell is formed with all the genetic information needed for an individual.
4
Q
Examples of inherited variation in humans:
A
Eye colour Hair colour Skin colour Lobed or lobeless ears Ability to roll your tongue
5
Q
What are the environmental causes of variation?
A
acteristics of animal and plant species can be affected by factors such as:climate, diet, accidents, culture, lifestyle
6
Q
What do you call variation effected by the environment?
A
Environmental variation
7
Q
Examples of continuous variation..
A
Height
Weight
