Rio bio

Topics: Cell cycle, Mitosis, Bacteria Pages: 31 (4104 words) Published: February 1, 2014
Rio BIO ANSWERS

Ch 1 Quiz
1. regulation
2. Atom, molecule, organelle, cell, tissue, organ
3. Biosphere
4. Maintain a relat
5. 3
6. plantae
7. protista
8. protist will contain organelles
9. natural selection
10. modern
11. natural
12. artificial
13. theory must be supported by eveidence
14. be falsible
15. is the control group
16. a testable
17. observation
18. bright males
19. a function
20. observation

CHAP 2 QUIZ
1. electrons
2. atom
3. A and B
4. electron
5. 2
6. it gains or loses electrons
7. three molecules of carbon dioxide
8. an oxygen atom in a diff molecule
9. shares; electrons
10. it forms hydrogen
11. it can form chemical
12. 7
13. breaking
14. dehydration synthesis
15. sugars
16. create more double
17. amino acids
18. an enzyme
19. nucleotides
20. enzyme
Chapter 3 Quiz
1. prokaryotes are so small.
2. Clarity
3. Robert Hooke.
4. They have no nucleus.
5. Bacteria and archaea
6. A small cell has a larger surface area-to-volume ratio than a large cell. 7. Rough ER
8. produce proteins.
9. Protein
10. Cytoskeleton
11. Cellulose
12. Lipids and proteins
13. Lysosome-digestion
14. Plant
15. Phospholipids
16. Protein modification
17. In fresh water
18. Cell shape
19. stored in food molecules
20. DNA makes RNA makes protein

CHAPTER 5 QUIZ
1. POTENTIAL
2. ATP MOLECULES
3. ENZYMES
4. THEY WORK ON A BROAD RANGE
5. UP THEIR CONCENTRATION
6. WATER IS DIFFUSING HIGH TO LOW
7. OSMOSIS
8. ACTIVE TRANSPORT REQUIRES ATP
9. TRANSPORT PROTEINS
10. ENDOCYTOSIS
11. WATER WILL MOVE INTO THE CELL
12. CHLOROPLAST
13. GREEN
14. IN THE STROMA
15. H20
16. IT EXCITES ELECTRONS IN CHLOROPHYLL
17. Making sugar
18. pigment, then to chlorophyll A
19. WATER SPLITTING
20. ELECTRONS ARE PASSED DOWN DEPENDENT REACTIONS

Lab 5
1. a. What is the name of the pigment that captures light? (2 points) b. Why does the pigment appear green? (2 points)

--Answer below:

A. Chlorophyll
B. Due to wavelengths of light that appear green to the human eye.

2. List two variables besides the wavelength (color) of light which might affect the rate of food production in plants. (4 points)

a.
b.

--Answer below:

A. Temperature
B. Light Intensity

3. Why is chlorophyll important for all biological life? (5 points)

--Answer below:

Chlorophyll is important in all biological life because it is where photosynthesis takes place. It creates food for plants and energy in plants for animals to consume. It plays a vital role on planet Earth.

4. a. In Part I of the procedure, what is the name of the indicator used to identify the presence of CO2? (2 points) b. What color did the indicator turn after blowing air into the water through the straw? (2 points)

--Answer below:

A. Bromythyl Blue
B. Yellow

5. a. What color did the indicator turn after the tube was placed under a light source for 30 minutes? (2 points) b. Why did this occur? (3 points)

--Answer below:

A. Reddish
B. Because the indicator was a base

6. List the four common pigments found in plants and their functions. (4 points)

a.
b.
c.
d.

--Answer below:

A. Carotenoids- Act as accessory pigments by gathering wavelengths not yet ready to be absorbed by chlorophyll. B. Chlorophyll- intercept light and fuel photosynthesis
C. Betalains- Replace Anthocyanins
D. Anthocyanins- water soluble pigments that act as the color to attract animals.

7. If the Rf factor of a pigment is .8400 and the distance that the solvent traveled is 12 cm, how far did the pigment travel? (5 points)

--Answer below:

10.08

8. List the pigments extracted from the spinach leaves and their corresponding Rf values, from lowest to highest Rf value (4 points).

a. pigment, Rf value
b. pigment, Rf value
c. pigment, Rf value
d. pigment, Rf value

--Answer below:

Chlorophyll b .227cm
Chlorophyll a .341cm
Xanthophyll .455cm
Carotene...
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