Final Review Flashcards
1
Q
what is DNA
A
- Full name: deoxyribonucleic acid
- blueprint for life
- protein synthesis: directs the creation of protein
- replication: process by which DNA makes copies of itself
- segments of DNA are called genes
2
Q
how many autosomes are there
A
44
3
Q
how many sex chromosomes
A
2
4
Q
how are males and females different chromosomally
A
Males: XY
Female: XX
5
Q
Cell membrane
A
- City wall
- selectively permeable barrier/ protector
6
Q
Golgi apparatus
A
- post office
- stores and delivers proteins
7
Q
Cytoplasm
A
- city itself
- contents of cell (except nucleus)
8
Q
Mitochondrion
A
- energy factory
- produces energy for the cell
9
Q
Nucleus
A
- mayor’s office
- genetic control center
10
Q
Nucleolus
A
- builds factories
- produces ribosomes
11
Q
Ribosomes
A
- factory
- produces proteins
12
Q
Centrioles
A
- planning dept.
- cell division and microtubule formation
13
Q
Lysosome
A
- sanitation
- digest cell debris and bacteria
14
Q
Microtubules
A
- infrastructure
- cell framework and movement of cell parts
15
Q
Endoplasmic Reticulum (ER)
A
- factory
- bought ER produces proteins; Smooth ER produces fatty acids, calcium, enzymes
