Module 3

Question 1

What is Taxonomy

Answer 1

Theory and practice of classifying organisms into taxa within a hierarchy

Question 2

What is Nomenclature

Answer 2

Giving scientific names to taxa at all hierarchal levels

Question 3

What is phylogenetics

Answer 3

Study of evolutionary history or relationships of organisms

Question 4

Carolyn’s Linnaeus

Answer 4

A Swedish botanist
Passion for classification

Question 5

7 levels of classification scheme of Linnaeus

Answer 5

Empire
Kingdom
Class
Order
Genus
Species
Variety

Question 6

Modern classification scheme

Answer 6

Kingdom
Phylum
Class
Order
Family
Genus
Species

Question 7

Linnaeus classification mnemonic

Answer 7

Eddie EKCOGSV
Kindly
Carried
Our
Groceries
So
Valiantly

Question 8

Modern classification mnemonic

Answer 8

Kailey KPCOFGS
Passed
(her)Classes
(so we) Ordered
Fun
Guys (to)
Strip

Question 9

3 traits of a mammal

Answer 9

Fat
Mammory gland
Hearing

Question 10

Rodentia

Answer 10

Teeth made for chewing

Question 11

Linnaeus # kingdoms

Answer 11

2: vegetabilia and animalia

Question 12

Haeckel # kingdoms

Answer 12

3:
Protists
Plantae
Animalia

Question 13

Circular chromosomes in: bacteria, archaea, eukarya

Answer 13

Yes-yes-no

Question 14

Are there peptidoglycans in the cell walls of: bacteria, archaea, eukarya

Answer 14

Yes no no

Question 15

Membrane lipids Esther link branched or unbranched for: bacteria, archaea, eukarya

Answer 15

Unbranched branched unbranched

Question 16

What are peptidoglycans

Answer 16

Carbs cross linked by peptides (2+ AA linked in chain)

Question 17

Who created binomial nomenclature in 1753

Answer 17

Linneaus

Question 18

Binomial nomenclature rules:

Answer 18

1. Only one name
2. Two animals can’t have same name
3. Genus capital
4. Lowercase epithet

Question 19

What are the three types of mammals

Answer 19

Placentals (eutheria)
Marsupials (metatheria)
Monotremes (prototheria)

Question 20

What happens when a genus or species is accidentally given two names

Answer 20

First one stays while the second becomes a synonym/nickname

Question 21

Who propose: each species is reproductively isolated from eachother

Answer 21

Theo. Dobzhansky (1920)

Question 22

What types of barriers prevent reproduction

Answer 22

1. Prezygotic - prevents mating or fertilization
2. Postzygotic - prevents development of fertile adults

Question 23

Postzygotic reproductive barrier

Answer 23

Prevents development of fertile adults

Question 24

Prezygotic reproductive barriers

Answer 24

Prevents mating or fertilization

Question 25

Hybrid inviability

Answer 25

Hybrid zygotes fail to reach sexual maturity

Question 26

Hybrid breakdown

Answer 26

Offspring of hybrids are weak or sterile

Question 27

What is hybrid sterility

Answer 27

Hybrid fails to produce functional gametes

Question 28

Habitat isolation

Answer 28

Avoiding others

Question 29

Temporal isolation

Answer 29

Bad timing (he wants sex, she doesn’t)

Question 30

Behavioural isolation

Answer 30

Not attracted

Question 31

Mechanical isolation

Answer 31

Structural differences in genitals

Question 32

Gamete isolation

Answer 32

Gametes die before uniting or fail to altogether