Flashcards in B1.2.1 DNA Deck (21):
Where is DNA found in an human?
In the nucleus of every cell
State the correct term for each long molecule of DNA
What fraction of your chromosomes do you inherit from your father ?
What fraction of your chromosomes do you inherit from your mother ?
Where do you inherit your chromosomes from?
Your mother and father
What are the short sections of DNA that code for a characteristic called?
What does the code in genes, cause to be made?
What do the particular proteins that genes code determine?
The cells function
What does the combination of genes in an organism control?
How the organism functions and what it looks like
State which is bigger, a chromosome or a gene
Describe the structure of DNA
DNA is made up of two strands. These strands are joined together by bases. The strands are then twisted together.
What is the shape of DNA known as?
A double helix
What are the small units called that make up DNA?
What are the 3 things that each nucleotide is made up of in DNA
A phosphate group, a sugar called deoxyribose, a base
Fully name the 4 bases in DNA
State the 4 bases in DNA as letters
A, T, C ,G
Why do the bases in DNA bond?
To hold both strands in DNA together
What does adenine bond with to make a base pair?
What does cytosine bond with to make a base pair?
Arrange the following structures in order from smallest to largest: nucleus, gene, cell, chromosome, nucleotide
Cell, nucleus, chromosome, gene, nucleotide