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Bio 211 review exam #1.

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Presentation on theme: "Bio 211 review exam #1."— Presentation transcript:

1 Bio 211 review exam #1

2 Define Science the process of gaining knowledge and investigating the universe through observation, posing questions, and experimentation

3 List the 5 things that make up a good hypothesis:
Testable Falsifiable Reproducible Objective Measurable

4 How do protists reproduce?
A.) Binary fission B.) asexually C.) sexually D.) Both b and c E.) All of the above F.) both a and b

5 Are mitochondria and chloroplasts evidence for endosymbiosis
Are mitochondria and chloroplasts evidence for endosymbiosis? True or False True!

6 Mitosis produces what? A.) Two genetically identical daughter cells
B.) Four genetically distinct daughter cells C.) Two genetically distinct daughter cells D.) one zygote

7 Negative Gram Bacteria have thick or thin peptidoglycan walls?
Thin! They are also resistant to penicillin and requires other antibiotics.

8 Does positive grain bacteria have thick or thin peptidoglycan walls?
Thick! They are vulnerable to penicillin.

9 What are humans? A.) Photoautotrophs B.) Lithoheterotrophs
C.) Photoheterotrophs D.) Organoheterotrophs

10 What is the common ancestor of Taxidea taxus and Lutra lutra?
Mustelidae

11 Put the 5 major steps in the history of life on earth in order
Cellular life Cambrian Explosion Oxygen revolution Nucleated Cells Multicellularity

12 Which of the following is not a shape of prokaryotes?
A,) Cocci B.) Bacilli C.) Vibro D.) Spirochaete E.) Vibrio F.) Cylindi

13 What is anabaena. Prokaryotic. Bacteria or protist
What is anabaena? Prokaryotic? Bacteria or protist? Photo or heterotophic? Prokaryotic Bacteria Photoautorophic

14 Crenarchaeota Prokaryotes Archaea Lithoheterotrophs

15 Frimicutes Prokaryotes Bacteria organoheterotrophs

16 What is the outgroup of this phylogenetic tree?
Shark

17 Which of the following are not one of the 3 domains of life?
A.) Bacteria B.) Protista C.) Archaea D.) Eukaryotes

18 True or False Homoplasy shares a common ancestor

19 Define Virulence: The ability to cause disease. This is heritable trait that varies among individuals in a population.

20 A.) Conjuction B.) Transformation C.) Transduction D.) Binary fission
A bacterial cells exchange DNA through a sex pilus. This is an example of what? A.) Conjuction B.) Transformation C.) Transduction D.) Binary fission

21 All of the following are protists EXCEPT
A.) E. coli B.) malaria C.) kelp D.) paramecium E.) dinoflagellates

22 Some species of dinoflagellated are part of the coral symbiosis
Some species of dinoflagellated are part of the coral symbiosis. True or False True

23 Diploid cells have 2 copies of DNA
Diploid cells have 2 copies of DNA. One from mom and one from dad true or false? True

24 Cyanobacteria can cause harmful algal blooms true or false?

25 Where do prokaryotes store their DNA?
A.) Nucleus B.) Nucleoid region C.) Ribosomes D.) None of these

26 How long have humans been on earth?
A.) 1 billion years ago B.) 2 million years ago C.) 0.01 billion years ago D.) billion years ago


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