Dont Know Final Flashcards
1
Q
Facilities diffusion moves substances down their concentration gradient ______ using the cells energy.
A
Without
2
Q
An absorption spectrum for different Chlorophyll shows that light absorbed and used by plants in photosynthesis is mainly ________.
A
Red
Blue
Violet
3
Q
A red blood cell placed in a concentrated salt solution will ______ water by ______ and will ______.
A
Lose
Osmosis
Shrink and die
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
5
Q
The purpose of the Calvin cycle is to _______.
A
Produce glucose
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
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
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
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
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
11
Q
Glucose is used A. Cellular respiration B. Fermentation C. Both A and B D. Neither A nor B
A
C
12
Q
Carbon dioxide is used A. Cellular respiration B. Fermentation C. Both A and B D. Neither A nor B
A
D
13
Q
The process occurs in mitochondria A. Cellular respiration B. Fermentation C. Both A and B D. Neither A nor B
A
A
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
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
16
Q
Phosphates are involved A. Cellular respiration B. Fermentation C. Both A and B D. Neither A nor B
A
C
17
Q
Enzymes are involved A. Cellular respiration B. Fermentation C. Both A and B D. Neither A nor B
A
C
18
Q
Pigments are necessary A. Cellular respiration B. Fermentation C. Both A and B D. Neither A nor B
A
D
19
Q
The molecule that passes electrons to the electron transport system during aerobic Cellular respiration in living cells is:
A
NADH
20
Q
This is the final acceptor in the electron transport chain?
A
Oxygen
21
Q
A membrane-bound sack that contains materials involved in the transport of the cell is called?
A
Golgi body
22
Q
A codon is a component of _____. An anti-codon it’s a part of _____.
A
mRNA
TRNA
23
Q
The stage of protein synthesis that occurs first is called ______.
A
Transcription
24
Q
Where does translation Occur?
A
Ribosome
25
Where does transcription occur?
Nucleus
26
What chemical is used to test for proteins?
Biuret reagent
27
In the absence of a source of energy living materials have a tendency to become.... ______
Disorganized
28
The direction of water across the cell membrane depends on the concentration of free water ______.
Molecules
29
Crossing over may cause:
Linkage groups to break apart
30
```
An increase in the number of chromosomes from one generation to the next is prevented.
A. Mitosis
B. Meiosis
C. Both
D. Neither
```
C
31
```
Each chromosome duplicates itself
A. Mitosis
B. Meiosis
C. Both
D. Neither
```
C
32
```
Each new cell contains the same kind and number of chromosomes as the parent cell
A. Mitosis
B. Meiosis
C. Both
D. Neither
```
A
33
```
A spindle forms in the cell
A. Mitosis
B. Meiosis
C. Both
D. Neither
```
C
34
The hormone levels in the menstruation cycle are controlled by the:
Ovaries and pituitary gland
35
Progesterone secretion decreases sharply near the end of the cycle because...
The corpus luteum stops producing it
36
The increase in estrogens secretion is stimulated by...
The developing follicle
37
According to the chromosome theory of heredity, chromosomes...
Segregate independently at meiosis
38
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 mutation occurs
39
```
Always contain glucose
A. Proteins
B. Nucleic acid
C. Only A and B
D. Neither A nor B
```
B
40
```
Require enzymes for their synthesis
A. Proteins
B. Nucleic acid
C. Only A and B
D. Neither A nor B
```
C
41
Why is ATP important as an energy transfer compound?
Energy is released when ATPs third phosphate is removed.
42
Energy release in cellular respiration is associated with the transfer of...
H Atoms and water formation
43
What occurs during the dark reaction in photosynthesis?
Carbon dioxide is converted to glucose
44
The amount of energy available from ADP is _____ The amount of energy available from ATP.
Less than
45
What is the definition of vasodilation
The widening of the diameter of the blood vessel
46
What is the definition of angina
It's used to describe chest pain produced by a heart attack
47
What is the definition of viscera
Organs that occupy the abdominal cavity
48
What is the definition of pulmonary circulatory system
Carries deoxygenated blood to the lungs and oxygenated blood back to the heart
49
What is the definition of systematic circulatory system
Carries oxygenated blood to the tissues of the body and deoxygenated blood back to the heart
50
What is the definition of aorta
Carries oxygenated blood to the tissues of the body
51
What is the definition of antigen
A substance usually protein in nature that stimulates the formation of antibodies
52
What is the definition of dendrites
Projections of cytoplasm that carry impulses toward the cell body
53
What is the definition of Myelin sheath
A fatty covering over the Axon of the cell
54
What is the definition of Axon
An extension of cytoplasm that carries nerve impulses
55
What is the definition of synapses
Small spaces between neurons or between neurons and effectors
56
What is the definition of ganglion
A center nerve impulses are exchanged
57
What is the definition of hormone
Chemicals released by cells that affect cells in other parts of the body
58
What is the definition of hermaphroditic
Having both male and female sexual organs
59
What is the definition of testes
Male gonads male sex hormones and sperm are produced in the testes
60
What is the definition of ovaries
Female gonads female sex hormones and egg cells are produced in the ovaries
61
What is the definition of ovulation
Involves the release of the egg from the follicle held within the ovary
62
What is the definition of pericardium
A saclike membrane that protects the heart
63
What is the definition of septum
Two parallel pumps separated by a wall of muscle
