Biology 121 Midterm February 2010 Flashcards

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1
Q

All organisms capable of manufacturing their own food from simple inorganic molecules and an outside source of energy are called:

A

Autotrophs

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2
Q

True or False: Prions are included in the kingdom Archaea.

A

False. They do not belong to any kingdom.

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3
Q

True or False: Viruses can reproduce themselves.

A

False.

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4
Q

True or False: Prions can live in a symbiotic relationship with certain fungi.

A

False.

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5
Q

True or False: Proteins that are a causative agent for a disease called Kuru.

A

True.

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6
Q

What is a characteristic of Detritivores?

A

They may consume animal feces and dead bodies of organisms.

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7
Q

True or False: The genetic code is the same code in almost all organisms.

A

True.

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8
Q

True or False: The genetic code has several amino acids coding from one codon.

A

False.

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9
Q

What is the Burgess Shale?

A

A Cambrian fossil site containing animals with similar body forms to most living animals today.

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10
Q

Does the Burgess Shale contain fossils of the earliest known land plants?

A

No.

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11
Q

In correctly done binomen, what is underlined/italicized?

A

The genus is underlined or (not both) the whole word is italicized.

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12
Q

Can seeds remain dormant for a much longer time than spores?

A

Yes.

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13
Q

What does the zygote develop into?

A

The embryo.

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14
Q

Does the endosperm fertilize the egg to form a zygote?

A

No.

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15
Q

What does the allantois in the reptile egg do?

A

Store nitrogenous wastes generated by the developing embryo.

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16
Q

Can Chemoheterotrophs be primary producers?

A

No.

17
Q

Can Photoautotrophs be primary producers?

A

Yes.

18
Q

Can Photoheterotrophs be primary producers?

A

No.

19
Q

What happens when cells become larger?

A

There is a reduction in the supply of nutrients to the centre of the cell by diffusion.