Intro To Genetics Flashcards
(17 cards)
1
Q
What are genetics?
A
The study of how inherited characteristics are passed from generation to generation.
2
Q
Where is the DNA located?
A
The nucleus
3
Q
What organelles are involved in making protein?
A
- Ribosomes
-Endoplasmic Reticulum
- Golgi body ( produces proteins )
4
Q
What does DNA stand for?
A
Deoxyribonucleic Acid
5
Q
Double helix
A
Two twisted strands
6
Q
Nucleotide is made up of
A
Sugar, phosphate, nitrogenous base
7
Q
Nitrogenous bases
A
- Adenine
- Thymine
- Cytosine
- Guanine
8
Q
Complementary base pairing
A
- Adenine and thymine ( 2 bonds )
- Cytosine and guanine ( 3 bonds )
9
Q
Phosphate
A
Circle
10
Q
Sugar
A
Pentagon
11
Q
Nitrogenous base
A
Flag
12
Q
What are the three functions of DNA?
A
- Store genetic code for traits
- Transmit the genetic information to offspring
- Control the functions of cells by coding to make proteins
13
Q
Why are proteins so important?
A
- observable traits (eyecolour, height, etc)
- Ability to produce hormones
- General health
You are made completely of proteins
14
Q
What is the small segment of DNA called?
A
Gene
15
Q
Gene are short segments of DNA that contains instructions for what?
A
Traits
16
Q
One Gene will code for
A
One protein
17
Q
How many chromosomes do humans have?
A
46
