Bell Work
Which of the following describes an event that
occurs during the Kreb cycle?
a. glucose is split into pyruvate
b. hydrogen ions diffuse down a gradient
c. pyruvate is split into carbon dioxide
d. 34 ATP molecules are produced
Tuesday, February 19, 13
Bell Work
Which of the following describes an event that
occurs during the Kreb cycle?
a. glucose is split into pyruvate
b. hydrogen ions diffuse down a gradient
c. pyruvate is split into carbon dioxide
d. 34 ATP molecules are produced
Tuesday, February 19, 13
Bell Work
Which of the following describes an event that
occurs during the Kreb cycle?
a. glucose is split into pyruvate
b. hydrogen ions diffuse down a gradient
c. pyruvate is split into carbon dioxide
d. 34 ATP molecules are produced
a. is wrong because glucose is split into pyruvate
during glycolysis
Tuesday, February 19, 13
Bell Work
Which of the following describes an event that
occurs during the Kreb cycle?
a. glucose is split into pyruvate
b. hydrogen ions diffuse down a gradient
c. pyruvate is split into carbon dioxide
d. 34 ATP molecules are produced
Tuesday, February 19, 13
Bell Work
Which of the following describes an event that
occurs during the Kreb cycle?
a. glucose is split into pyruvate
b. hydrogen ions diffuse down a gradient
c. pyruvate is split into carbon dioxide
d. 34 ATP molecules are produced
b. is wrong because hydrogen ions diffuse down a
gradient during the electron transport chain
Tuesday, February 19, 13
Bell Work
Which of the following describes an event that
occurs during the Kreb cycle?
a. glucose is split into pyruvate
b. hydrogen ions diffuse down a gradient
c. pyruvate is split into carbon dioxide
d. 34 ATP molecules are produced
Tuesday, February 19, 13
Bell Work
Which of the following describes an event that
occurs during the Kreb cycle?
a. glucose is split into pyruvate
b. hydrogen ions diffuse down a gradient
c. pyruvate is split into carbon dioxide
d. 34 ATP molecules are produced
d. is wrong because 34 ATP molecules are produced
during the electron transport chain
Tuesday, February 19, 13
Bell Work
Which of the following describes an event that
occurs during the Kreb cycle?
a. glucose is split into pyruvate
b. hydrogen ions diffuse down a gradient
c. pyruvate is split into carbon dioxide
d. 34 ATP molecules are produced
Tuesday, February 19, 13
Bell Work
Which of the following describes an event that
occurs during the Kreb cycle?
a. glucose is split into pyruvate
b. hydrogen ions diffuse down a gradient
c. pyruvate is split into carbon dioxide
d. 34 ATP molecules are produced
c. is right because pyruvate is split into carbon
dioxide during the Kreb cycle
Tuesday, February 19, 13
Classification & Organization
Tuesday, February 19, 13
Classification & Organization
Organize the following organisms into categories
using whatever criteria you want.You may use as few
or as many categories as you would like.
Tuesday, February 19, 13
Definitions
Tuesday, February 19, 13
• taxonomy:
Tuesday, February 19, 13
Definitions
Definitions
• taxonomy:: branch of science that classifies and
names living organisms
Tuesday, February 19, 13
Definitions
• taxonomy:: branch of science that classifies and
names living organisms
• taxa:
Tuesday, February 19, 13
Definitions
• taxonomy:: branch of science that classifies and
names living organisms
• taxa:: a group used for classification
Tuesday, February 19, 13
Definitions
• taxonomy:: branch of science that classifies and
names living organisms
• taxa:: a group used for classification
• binomial nomenclature:
Tuesday, February 19, 13
Definitions
• taxonomy:: branch of science that classifies and
names living organisms
• taxa:: a group used for classification
• binomial nomenclature:: system for scientifically
naming organisms
Tuesday, February 19, 13
Definitions
• taxonomy:: branch of science that classifies and
names living organisms
• taxa:: a group used for classification
• binomial nomenclature:: system for scientifically
naming organisms
• based on an organism’s genus and species
Tuesday, February 19, 13
Linnaeus’s Taxa
Tuesday, February 19, 13
• Kingdom
Tuesday, February 19, 13
Linnaeus’s Taxa
• Kingdom
• Phylum
Tuesday, February 19, 13
Linnaeus’s Taxa
• Kingdom
• Phylum
• Class
Tuesday, February 19, 13
Linnaeus’s Taxa
• Kingdom
• Phylum
• Class
• Order
Tuesday, February 19, 13
Linnaeus’s Taxa
• Kingdom
• Phylum
• Class
• Order
• Family
Tuesday, February 19, 13
Linnaeus’s Taxa
• Kingdom
• Phylum
• Class
• Order
• Family
• Genus
Tuesday, February 19, 13
Linnaeus’s Taxa
• Kingdom
• Phylum
• Class
• Order
• Family
• Genus
• Species
Tuesday, February 19, 13
Linnaeus’s Taxa
Linnaeus’s Taxa
• Kingdom • King Philip came over for great spaghetti.
• Phylum
• Class
• Order
• Family
• Genus
• Species
Tuesday, February 19, 13
Linnaeus’s Taxa
• Kingdom • King Philip came over for great spaghetti.
• Phylum • starts broad, and then gets more specific at
each level
• Class
• Order
• Family
• Genus
• Species
Tuesday, February 19, 13
Linnaeus’s Taxa
• Kingdom • King Philip came over for great spaghetti.
• Phylum • starts broad, and then gets more specific at
each level
• Class
Linnaeus’s taxa are organized into a
•
• Order
hierarchy
• Family
• Genus
• Species
Tuesday, February 19, 13
Linnaeus’s Taxa
Tuesday, February 19, 13
Binomial Nomenclature
Tuesday, February 19, 13
Binomial Nomenclature
• every organism has its own
scientific name based on its
genus and species
Tuesday, February 19, 13
Binomial Nomenclature
• every organism has its own
scientific name based on its
genus and species
• Genus is always capitalized
Tuesday, February 19, 13
Binomial Nomenclature
• every organism has its own
scientific name based on its
genus and species
• Genus is always capitalized
• species is always lower case
Tuesday, February 19, 13
Binomial Nomenclature
• every organism has its own
scientific name based on its
genus and species
• Genus is always capitalized
• species is always lower case
• both are italicized
Tuesday, February 19, 13
Practice
a. house cats and lions belong
to the same species
b. house cats are more closely
related to lions than to tigers.
c. house cats and tigers belong
to the same genus but to
different orders
Which statement
describes the relationship d. house cats, lions, and tigers
among the organisms in belong to the same class and
the chart?
family
Tuesday, February 19, 13
Practice
a. house cats and lions belong
to the same species
b. house cats are more closely
related to lions than to tigers.
c. house cats and tigers belong
to the same genus but to
different orders
d. house cats, lions, and tigers
belong to the same class and
family
Tuesday, February 19, 13
Practice
a. house cats and lions belong
to the same species
b. house cats are more closely
related to lions than to tigers.
c. house cats and tigers belong
to the same genus but to
different orders
a. is wrong because house
cats and lions are not the d. house cats, lions, and tigers
same species, house cats belong to the same class and
are domesticus and lions family
are leo
Tuesday, February 19, 13
Practice
a. house cats and lions belong
to the same species
b. house cats are more closely
related to lions than to tigers.
c. house cats and tigers belong
to the same genus but to
different orders
d. house cats, lions, and tigers
belong to the same class and
family
Tuesday, February 19, 13
Practice
a. house cats and lions belong
to the same species
b. house cats are more closely
related to lions than to tigers.
c. house cats and tigers belong
to the same genus but to
different orders
b. is wrong because house
cats are not more closely d. house cats, lions, and tigers
related to lions than
belong to the same class and
tigers, they are related
family
equally at the same genus
Tuesday, February 19, 13
Practice
a. house cats and lions belong
to the same species
b. house cats are more closely
related to lions than to tigers.
c. house cats and tigers belong
to the same genus but to
different orders
d. house cats, lions, and tigers
belong to the same class and
family
Tuesday, February 19, 13
Practice
a. house cats and lions belong
to the same species
b. house cats are more closely
related to lions than to tigers.
c. house cats and tigers belong
to the same genus but to
different orders
c. is wrong because house
cats and tigers do not
d. house cats, lions, and tigers
belong to different
belong to the same class and
orders, they are both in family
the carnivora order
Tuesday, February 19, 13
Practice
a. house cats and lions belong
to the same species
b. house cats are more closely
related to lions than to tigers.
c. house cats and tigers belong
to the same genus but to
different orders
d. house cats, lions, and tigers
belong to the same class and
family
Tuesday, February 19, 13
Practice
a. house cats and lions belong
to the same species
b. house cats are more closely
related to lions than to tigers.
c. house cats and tigers belong
to the same genus but to
different orders
d. is right because house
cats, lions, and tigers
d. house cats, lions, and tigers
belong to the same class belong to the same class and
and family, they all belong family
to mammalia and felidae
Tuesday, February 19, 13
Practice
1. What is the scientific name
for a house cat?
2. What is the scientific name
for a lion?
3. What is the scientific name
for a tiger?
Tuesday, February 19, 13
Practice
1. What is the scientific name
for a house cat?
Felis domesticus
2. What is the scientific name
for a lion?
3. What is the scientific name
for a tiger?
Tuesday, February 19, 13
Practice
1. What is the scientific name
for a house cat?
Felis domesticus
2. What is the scientific name
for a lion?
Felis leo
3. What is the scientific name
for a tiger?
Tuesday, February 19, 13
Practice
1. What is the scientific name
for a house cat?
Felis domesticus
2. What is the scientific name
for a lion?
Felis leo
3. What is the scientific name
for a tiger?
Felis tigris
Tuesday, February 19, 13
The Six Kingdoms
Tuesday, February 19, 13
The Six Kingdoms
• Animalia
• Plantae
• Fungi
• Archaebacteria
• Eubacteria
• Protista
Tuesday, February 19, 13
Review Questions
1. What is taxonomy?
2. What is a taxa?
3. Who’s taxonomic system do scientists use today?
4. How many taxa did he use?
5. From broadest to most specific, what were his taxa?
6. What does the term binomial nomenclature mean?
7. What are the two parts of a scientific name?
8. How should the first part be written?
9. How should the second part be written?
10. What are the six kingdoms?
Tuesday, February 19, 13