Exam 1 Flashcards

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1
Q

Calculate:

10^7 x 10^-4

A

1 x 10^3

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2
Q

Calculate:

(10^-1 x 10^3) / 10^-4

A

1 x 10^6

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3
Q

0.05 mL to μl

A

50 μl

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4
Q

725 μl to mL

A

0.725 mL

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5
Q

2 mm to μ​m

A

2000 μm

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6
Q

5100 mL to L

A

5.1 L

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7
Q

Find the micropipette to use and setting

Volume ​750μl

A

P1000

0-7-5

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8
Q

Find the micropipette to use and setting

Volume ​75μl

A

P200

0-7-5

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9
Q

Find the micropipette to use and setting

Volume ​0.35mL

A

P1000

0-3-5

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10
Q

Find the micropipette to use and setting

Volume ​12.5μl

A

P20​

1-2-5

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11
Q

List three characteristics of all living organisms.

A.

B.

C.

A

A. All living organisms are highly organized.

B. All living things have the ability to grow and develop

C. All living things can reproduce.

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12
Q

Prokaryotic/Eukaryotic two differences for each.​

A

Prokaryotic:

1. Usually smaller in size 1.0-10μm

2. Has no nucleus and replicates DNA in free-floating environment.

Eukaryotic:

1. Has true nucleus and has membrane-bound organelles.

2. Has multiple of organized origin of DNA replication

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13
Q

_ N​ucleus

_ Mitochondria

_ Cytosol

_ Cytoplasm

_ Chloroplast

_ Rough Endoplasmic Reticulum (ER)

_ Cytoskeleton

_ Golgi Apparatus

_ Cell Wall

_ Plasma Membrane

A. made of phospholipids and surrounds cell

B. Everything inside the cell (except the nucleus)

C. Location of cellular respiriation

D. Location of photosynthesis

E. The gel-like liquid around the organelles

F. Gives cells shape and involved in cell movement

G. Made of cellulose and outside of plasma membrane

H. DNA is inside

I. Involved in exocytosis

J. Synthesizes new proteins

A

H. N​ucleus

C. Mitochondria

E. Cytosol

B. Cytoplasm

D. Chloroplast

J. Rough Endoplasmic Reticulum (ER)

F. Cytoskeleton

I. Golgi Apparatus

G. Cell Wall

A. Plasma Membrane

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14
Q
  • _ Arabidopsis thaliana*
  • _ Escherichia coli*
  • _ Mus musculus*
  • _ Danio rerio*
  • _ Xenopus laevis*
  • _ Saccharomyces cerevisiae*
  • _ Drosphilia melanogaster*
  • _ Caenorhabditis elegans*

A. Nematode worm

B. Yeast

C. Bacteria

D. Small plant

E. Frog

F. Mouse

G. Small fish

H. Fruit fly

A
  • D. Arabidopsis thaliana*
  • C. Escherichia coli*
  • F. Mus musculus*
  • E. Danio rerio*
  • A, Xenopus laevis*
  • B. Saccharomyces cerevisiae*
  • H. Drosphilia melanogaster*
  • G. Caenorhabditis elegans*
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15
Q

The yeast Cdc2 gene from yeast is functionally homologous to the human Cdc2 gene. What does the term “functional homology” mean?

A

Functional homology at which structures relating to common ancestry is able to replace and work with a similar gene, but just expressed differently.

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16
Q

Explain the Endosymbiont Theory

A

The endosymbiont theory suggest that mitochondria and chloroplasts were bacteria that were engulfed by an organism.

17
Q

List the three parts of Cell Theory

A.

B.

C.

A

A. All living things come from pre-existing cells

B. All living things are made up of one-or more cells

C. Cells are the building blocks of all living things.

18
Q
A