B1.6 Variation and Reproduction Flashcards
What is variation?
The differences between things.
What is a hybrid?
The offspring of two animals that have cross-bred.
What is classification?
It is the naming of types of animals/plants in a consistent way.
What is a species?
A group of similar organisms that are capable of interbreeding to produce fertile offspring.
What are some inherited characteristics?
Eye colour
Natural hair colour
Natural skin colour
Gender
What are some characteristics that are both inherited and environmental?
Height
Weight
Life expectancy
Intelligence
What are some characteristics that come from your environment?
Language Religion Phobias Scars Piercings Tattoos
How are non-identical twins formed?
They are formed from two separate sperms and eggs at the same time.
How are identical twins formed?
They are formed from one sperm and egg splitting.
What is sexual reproduction?
It is where gametes fuse together and the offspring has both parents DNA.
What is asexual reproduction?
It is where the offspring is a clone and only has DNA from one parent.
alleles are?
different forms of the same gene
what are your characteristics controlled by?
your genes
chromosomes contain?
Strands of chemicals called DNA
offspring identical to their parent are called
clones
