Group 1 Flashcards
1
Q
What is a gene?
A
A gene is a strand of DNA that includes a specific set if instructions
Found on each chromosome (thousands of different genes)
- 2 genes for each characteristic one from mum and one from dad.
Alleles - different form of the same gene
2
Q
What is a chromosome ?
A
Thread like structures located inside the nucleus.
-Made of protein and single molecule of DNA
3
Q
Base
A
Formed by nitrogen -
Adenine A-T
Cystosine C-G
Guanine G-C
Thymine T-A
4
Q
What is a sugar?
A
Forms the structure structural frame work of nucleic acids.
5
Q
What is a Nucleotide?
A
Form the basic structural unit of nucleic acids such as DNA.
6
Q
What is a karyotype?
A
The chromosomes of a cell
7
Q
What is DNA?
A
DeoxyriboNuecleic acid - Molecule found in nucleus of all living cells.
- controls process occurring in each cell.
- responsible for passing on characteristics from one generation to another.
