1st STT - Gen bio : Module 3 Flashcards

1
Q

It is the first type of cell to appear on Earth.

A

Prokaryotic cell

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2
Q

How are prokaryotes and eukaryotes similar?

a. They both have nuclei.
b. They both have chloroplasts.
c. They both have cell membranes.
d. They both contain membrane-bound organelles.

A

They both have cell membranes.

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3
Q

Which of the following maybe found in either type of cell?

A

Ribosomes

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4
Q

Which of the following is a TRUE statement about the differences between
prokaryotic and eukaryotic cells?

a. Eukaryotic cells contain plasma membrane and cytoplasm but prokaryotic
cells do not.
b. Prokaryotic cells lack organelles but eukaryotic cells possess organelles.
c. Prokaryotic cells contain nucleus and eukaryotic cells do not.
d. None of the above

A

None of the Above

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5
Q

Which characteristic applies to all prokaryotic cells?

a. They have nucleus.
c. They have chlorophyll.
b. They have ribosomes.
d. They have mitochondria.

A

They have ribosomes.

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6
Q

This houses the DNA of a eukaryotic cells.

A

Nucleus

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7
Q

These cells contain membrane-bound organelles.

A

Plant

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8
Q

This type of cells are unicellular.

A

Prokaryotic

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9
Q

This is where prokaryotic DNA can be found.

A

loose in the cell

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10
Q

This is why Archaea are often referred to as extremophiles.

A

Because Archaea live in harsh environments

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11
Q

specialized part used for movement.

A

Flagellum

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12
Q

single-celled microorganisms living in environments low in oxygen.

A

Archaea

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13
Q

jelly-like fluid within in a cell that is composed primarily of water, salts and
proteins.

A

Cytoplasm

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14
Q

made up of fatty acids that can be either saturated or unsaturated.

A

Lipids

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15
Q

organelle used to synthesize proteins.

A

Ribosomes

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16
Q

single-celled microorganisms that thrive in diverse environments.

A

Bacteria

17
Q

a domain that is mostly multicellular.

A

Eukarya

18
Q

a functioning unit of DNA containing a cluster of genes under the control of
a single promoter.

A

Operon

19
Q

mainly functions as source of energy.

A

Carbohydrates

20
Q

made up of long chains of amino acids.

A

Proteins