Lecture 1 - Cells + Tissues

Question 1

Levels of organization

Answer 1

atom
molecule
organelle
cell
tissue
organ
organ system
organism

Question 2

Cell diversity

Answer 2

-connect
-store
-structure
-immunity
-reproduction
-information

Question 3

3 basic parts of the cell?

Answer 3

1. plasma membrane
2. cytoplasm
3. nucleous

Question 4

rough endoplasmic reticulum

Answer 4

-addition of the sugar group
-prepare proteins in vesicles to send to golgi and other organelles

Question 5

smooth endoplasmic reticulum

Answer 5

-lipid and steroid synthesis
-lipid metabolism
-drug detoxification

Question 6

golgi apparatus

Answer 6

-modify and prepare proteins for secreation

Question 7

peroxisomes

Answer 7

-detoxify
-break down oxygen radicals (hydrogen peroxide/ H2O2)

Question 8

lysosomes

Answer 8

recycle or metabolise unwanted proteins

Question 9

what are the 3 cytoskeletal elements?

Answer 9

-microtubules
-microfilaments
-intermediate filaments

Question 10

parts of the nucleus

Answer 10

nuclear membrane
nucleus
nucleolus
chromatin