Inheritance / Genes Flashcards
What is the meaning of interdependence ?
When an animal relies on another to survive grow and reproduce.
What does DNA mean?
Deoxyribonucleic acid
De - oxy - ribo - nu - cleic acid
I. NUCLEUS .I
What is DNA?
DNA is arranged in long strands called chromosomes. It holds all our genetic information.
How many chromosomes do we get?
You get one pair of chromosomes from each patient.
46 in total 23 from the mum 23 from the dad (usually)
What is a nucleus like?
A nucleus is like a library of genetic information.
What are chromosomes like?
Chromosomes , are like the books found in the library (nucleus)
What are genes like?
Genes are like the sentences found in the books ( chromosomes) which are found in the library (nucleus)
Going from biggest to smallest give all these words in that order.
DNA, gene, base, Cell, Nucleus, chromosomes.
Cell, Nucleus, chromosome, DNA, gene, base,
How are characteristics inherited?
When the egg is fertilised by sperm it makes a baby who inherits the genetic material from the mum and dad.
The ovum and sperm have the DNA instructions for making a human.
What is an allele?
Allele- variations of the same gene
How do you narrate characteristics
Your characteristics come from your parents through genetic material stored in the nucleus of your cells. This material is a chemical called DNA
What are chromosomes?
Inside nucleus, your DNA is arranged into long strands called chromosomes. Humans have 46 chromosomes. You inherit chromosomes from your mother and your father this is why you share some of your characteristics with your mum and son with your dad.
What are genes?
Each chromosome is divided into sections of DNA. The sections that hold information to produce genes
