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biology > 9 weeks > Flashcards

9 weeks Flashcards

1
Q

what is the sugar in DNA

A

deoxyribose

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2
Q

what are the 4 nitrogen bases found in DNA

A

adenine, thymine, guanine,cytosine.

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3
Q

carries AMINO ACIDS to ribosomes to be used to assemble the proteins

A

tRNA

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4
Q

carries INFORMATION from DNA out into the cytoplasm

A

mRNA

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5
Q

part of the structure of ribosomes is made up

A

rRNA

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6
Q

what organelle makes proteins

A

Ribosomes

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7
Q

process that uses DNA as a template to make mRNA

A

transcription

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8
Q

the process of using RNA to make proteins; involves all 3 types of RNA

A

translation

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9
Q

where does transcription take place

A

the nucleus

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10
Q

where does translation take place

A

in the cytoplasm

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11
Q

how many cells are made in meiosis

A

4

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12
Q

how many cells are made in mitosis

A

2

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13
Q

what is an example of a heterozygous genotype

A

Tt

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14
Q

what is an example of a homozygous genotype

A

TT, tt

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15
Q

what are the steps of scientific method

A

observe, ask questions, form a hypothesis, experiment, result

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15
Q

what is the energy source used by cells to do their cellular activities

A

ATP

16
Q

how many ATP’s does cellular respiration make?

A

38

17
Q

plants appear green because chlorophyll ___ green light

A

reflects

18
Q

what gas is made and released during photosynthesis?

A

oxygen

19
Q

what gas is made and released during cellular respiration

A

carbon dioxide

20
Q

what will cells do instead of cellular respiration if there is no oxygen present?

A
21
Q

what is a prokaryotic cell

A

cells that lack a nucleus and membrane bound organelles.

22
Q

what is a eukaryotic cell

A

cells that have a nucleus and membrane bound organelles

23
Q

what is a producer

A

organisms that make their own food (plants and some bacteria)

24
Q

what is a consumer

A

organisms that cannot make their own food and must eat other organisms

biology (11 decks)

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