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finals > biology > Flashcards

biology Flashcards

1
Q

organism that obtains food by consuming other living things; also called a consumer

A

heterotroph

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2
Q

which organelle is the location where protein is made?

A

ribosome

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3
Q

the basic unit of structure and function for the body

A

cell

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4
Q

two identical alleles for a trait is known as

A

homozygous

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5
Q

the arrows in the food chain represent what?

A

they show what direction the energy is flowing between organisms

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6
Q

during transcription, this type of ribonucleic acid is responsible for copying the DNA and bringing it out of the nucleus

A

mRNA

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7
Q

one molecule produced by animals during cellular respiration is

A

carbon dioxide

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8
Q

which of the following is a phenotype?

A

red hair

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9
Q

which of the following is the least complex level of organization?

A

atom

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10
Q

a beehive would be considered

A

nonliving

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11
Q

genetic info flows in one direction. which best represents this flow?

A

dna-rna-protein

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12
Q

which of the following is the correct equation for photosynthesis?

A

co2 + light + H20 = o2 + sugar

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13
Q

which of the following units are repeatedly joined together to form a strand of DNA?

A

nucleotides

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14
Q

a hawk eats a mouse that lived in an ecosystem where there is 10,000 kcals of energy in the insect population the mouse consumes. how much energy, in kcals, moves up to the trophic level the hawk is in?

A

100 kcals

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15
Q

which of the following organic compounds is the main source of energy for living things?

A

carbohydrates

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16
Q

sugar that is found in RNA

A

ribose

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17
Q

what elements should be found in protein?

A

carbon, hydrogen, nitrogen, oxygen

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18
Q

what is the purpose of the process of translation and where does it occur?

A

to produce a specific sequence of amino acids in the ribosomes

19
Q

dominant alleles are

A

capital

20
Q

Y for yellow body over y for blue body. what alleles would produce yellow bodies?

A

YY, Yy

21
Q

lipids are also known as

A

fats

22
Q

how many nucleotides make up a codon?

A

3

23
Q

what organelle does photosynthesis?

A

chlorplast

24
Q

which shows the correct complementary base pairing for DNA?

A

T-A, G-C

25
Q

which trophic level has the most amount of energy?

A

producers

26
Q

which of the following is not a requirement for all living things?

A

breathe oxygen with lungs

27
Q

the main function of tRNA is to

A

bring amino acids to the ribosomes for protein production

28
Q

which characteristic is shown: your body sweats to maintain body temperature

A

homeostasis

29
Q

which of the following is a reactant to photosynthesis?

A

water

30
Q

how does the body respond when more oxygen is required?

A

increasing heart rate

31
Q

where does transcription take place?

A

nucleus

32
Q

which of the following best describes how dna and RNA are similar?

A

they both have c and g

33
Q

which of the following is the complementary mRNA sequence to this DNA strand: aactgaa

A

uugacuu

34
Q

how is information for specific traits carried on the DNA molecules?

A

as a sequence of bases

35
Q

a camel has eyelashes that work to keep the dust and sand out of its eyes

A

all living things adapt to their environment

36
Q

which statement is true regarding cellular respiration?

A

the reactants of cellular respiration are obtained from the products of photosynthesis.

37
Q

what is the monomer of nucleic acids?

A

nucleotide

38
Q

how much energy is available to be passed on to the next trophic level in an ecosystem?

A

10%

39
Q

what is the point of a feedback loop?

A

to make sure the conditions in the body remain stable

40
Q

which sequence of complementary DNA bases would pair with this partial strand? atg tga cag

A

tac act gtc

41
Q

cellular respiration is carried out by which of the following?

A

all living organisms

42
Q

which characteristic is shown: an American alligator kills and eats a fish

A

acquire and use energy

43
Q

TT, tt, PP, pp, SS, ss are examples of alleles that are?

A

homozygous

finals (5 decks)

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