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Bio 30 > Dont Know Final > Flashcards

Dont Know Final Flashcards

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Biology 101 flashcards
1
Q

Facilities diffusion moves substances down their concentration gradient ______ using the cells energy.

A

Without

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2
Q

An absorption spectrum for different Chlorophyll shows that light absorbed and used by plants in photosynthesis is mainly ________.

A

Red
Blue
Violet

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3
Q

A red blood cell placed in a concentrated salt solution will ______ water by ______ and will ______.

A

Lose
Osmosis
Shrink and die

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4
Q

Of the 38 ATP produced from the cellular respiration of one molecule of glucose how many are produced in the Krebs cycle?

A

2

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5
Q

The purpose of the Calvin cycle is to _______.

A

Produce glucose

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6
Q 
Which of the following is not produced during the light reactions of photosynthesis
Oxygen 
carbon dioxide 
ATP
NADPH and H +
A

Carbon dioxide

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7
Q 
Oxygen is used
A.Occurs in the light reaction
B.Occurs in the dark reaction
C. Occurs in both reactions
D. Does not occur in either
A

D

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8
Q 
Carbon dioxide is used
A.Occurs in the light reaction
B.Occurs in the dark reaction
C. Occurs in both reactions
D. Does not occur in either
A

B

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9
Q 
Glucose is broken down by fermentation
A.Occurs in the light reaction
B.Occurs in the dark reaction
C. Occurs in both reactions
D. Does not occur in either
A

D

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10
Q 
The process can occur in the absence of oxygen
A. Cellular respiration
B. Fermentation
C.  Both A and B
D. Neither A nor B
A

B

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11
Q 
Glucose is used
A. Cellular respiration
B. Fermentation
C.  Both A and B
D. Neither A nor B
A

C

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12
Q 
Carbon dioxide is used
A. Cellular respiration
B. Fermentation
C.  Both A and B
D. Neither A nor B
A

D

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13
Q 
The process occurs in mitochondria
A. Cellular respiration
B. Fermentation
C.  Both A and B
D. Neither A nor B
A

A

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14
Q 
ATP is used as an energy carrier
A. Cellular respiration
B. Fermentation
C.  Both A and B
D. Neither A nor B
A

C

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15
Q 
The process occurs as a series of reactions rather than as a single reaction
A. Cellular respiration
B. Fermentation
C.  Both A and B
D. Neither A nor B
A

C

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16
Q 
Phosphates are involved
A. Cellular respiration
B. Fermentation
C.  Both A and B
D. Neither A nor B
A

C

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17
Q 
Enzymes are involved
A. Cellular respiration
B. Fermentation
C.  Both A and B
D. Neither A nor B
A

C

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18
Q 
Pigments are necessary
A. Cellular respiration
B. Fermentation
C.  Both A and B
D. Neither A nor B
A

D

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19
Q

The molecule that passes electrons to the electron transport system during aerobic Cellular respiration in living cells is:

A

NADH

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20
Q

This is the final acceptor in the electron transport chain?

A

Oxygen

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21
Q

A membrane-bound sack that contains materials involved in the transport of the cell is called?

A

Golgi body

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22
Q

A codon is a component of _____. An anti-codon it’s a part of _____.

A

mRNA

TRNA

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23
Q

The stage of protein synthesis that occurs first is called ______.

A

Transcription

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24
Q

Where does translation Occur?

A

Ribosome

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25
Q

Where does transcription occur?

A

Nucleus

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26
Q

What chemical is used to test for proteins?

A

Biuret reagent

27
Q

In the absence of a source of energy living materials have a tendency to become…. ______

A

Disorganized

28
Q

The direction of water across the cell membrane depends on the concentration of free water ______.

A

Molecules

29
Q

Crossing over may cause:

A

Linkage groups to break apart

30
Q 
An increase in the number of chromosomes from one generation to the next is prevented.
A. Mitosis
B. Meiosis
C. Both
D. Neither
A

C

31
Q 
Each chromosome duplicates itself
A. Mitosis
B. Meiosis
C. Both
D. Neither
A

C

32
Q 
Each new cell contains the same kind and number of chromosomes as the parent cell
A. Mitosis
B. Meiosis
C. Both
D. Neither
A

A

33
Q 
A spindle forms in the cell
A. Mitosis
B. Meiosis
C. Both
D. Neither
A

C

34
Q

The hormone levels in the menstruation cycle are controlled by the:

A

Ovaries and pituitary gland

35
Q

Progesterone secretion decreases sharply near the end of the cycle because…

A

The corpus luteum stops producing it

36
Q

The increase in estrogens secretion is stimulated by…

A

The developing follicle

37
Q

According to the chromosome theory of heredity, chromosomes…

A

Segregate independently at meiosis

38
Q

Hornless is dominant to horned in cattle, A farmer has a herd of hornless cattle Occasionally a horned calf appears in the herd The reason for this is that:

A

A mutation occurs

39
Q 
Always contain glucose
A. Proteins
B. Nucleic acid
C. Only A and B
D. Neither A nor B
A

B

40
Q 
Require enzymes for their synthesis
A. Proteins
B. Nucleic acid
C. Only A and B
D. Neither A nor B
A

C

41
Q

Why is ATP important as an energy transfer compound?

A

Energy is released when ATPs third phosphate is removed.

42
Q

Energy release in cellular respiration is associated with the transfer of…

A

H Atoms and water formation

43
Q

What occurs during the dark reaction in photosynthesis?

A

Carbon dioxide is converted to glucose

44
Q

The amount of energy available from ADP is _____ The amount of energy available from ATP.

A

Less than

45
Q

What is the definition of vasodilation

A

The widening of the diameter of the blood vessel

46
Q

What is the definition of angina

A

It’s used to describe chest pain produced by a heart attack

47
Q

What is the definition of viscera

A

Organs that occupy the abdominal cavity

48
Q

What is the definition of pulmonary circulatory system

A

Carries deoxygenated blood to the lungs and oxygenated blood back to the heart

49
Q

What is the definition of systematic circulatory system

A

Carries oxygenated blood to the tissues of the body and deoxygenated blood back to the heart

50
Q

What is the definition of aorta

A

Carries oxygenated blood to the tissues of the body

51
Q

What is the definition of antigen

A

A substance usually protein in nature that stimulates the formation of antibodies

52
Q

What is the definition of dendrites

A

Projections of cytoplasm that carry impulses toward the cell body

53
Q

What is the definition of Myelin sheath

A

A fatty covering over the Axon of the cell

54
Q

What is the definition of Axon

A

An extension of cytoplasm that carries nerve impulses

55
Q

What is the definition of synapses

A

Small spaces between neurons or between neurons and effectors

56
Q

What is the definition of ganglion

A

A center nerve impulses are exchanged

57
Q

What is the definition of hormone

A

Chemicals released by cells that affect cells in other parts of the body

58
Q

What is the definition of hermaphroditic

A

Having both male and female sexual organs

59
Q

What is the definition of testes

A

Male gonads male sex hormones and sperm are produced in the testes

60
Q

What is the definition of ovaries

A

Female gonads female sex hormones and egg cells are produced in the ovaries

61
Q

What is the definition of ovulation

A

Involves the release of the egg from the follicle held within the ovary

62
Q

What is the definition of pericardium

A

A saclike membrane that protects the heart

63
Q

What is the definition of septum

A

Two parallel pumps separated by a wall of muscle

Bio 30 (4 decks)

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