Topic 6 - Inheritance,variation And Evolution Flashcards
1
Q
What is the basic structure of DNA?
A
DNA is a double helix made up of two strands of nucleotides.
2
Q
True or False: DNA is composed of four types of nitrogenous bases.
A
True
3
Q
Fill in the blank: The four nitrogenous bases in DNA are adenine, thymine, __________, and guanine.
A
cytosine
4
Q
What process is responsible for synthesizing proteins from DNA?
A
Protein synthesis involves transcription and translation.
5
Q
Multiple choice: Which nitrogenous base pairs with adenine in DNA?
A
Thymine
6
Q
What are the 3 benefits of studying the human genome?
A
1) helps to search for genes, linked to a disease
2) helps understand and treat inherited disorders
3) can trace human migration patterns
7
Q
What is a mutation ?
A
Changes to the bases in a nucleotide
