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4A Test
Flash Cards to study for Chapter 4A of Mr. Scotto's 10th Grade Biology Test for chapter 4A.
31
Biology
10th Grade
11/07/2011

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Cards

Term
Do all cells need energy?
Definition
Yes
Term
Where is energy stored?
Definition
In the bonds of ATP molecules.
Term
When a bond is broken...
Definition
Energy is released.
Term
When a bond is created...
Definition
Energy is stored.
Term
What does the 2nd law of thermodynamics have to do with creating and destroying bonds?
Definition
Energy is lost in the process.
Term
Autotrophs
Definition
Organisms that make their own food such as plants and algae.
Term
Heterotrophs
Definition
Organisms that eat things like bacteria and animals and Fungi
Term
Where must energy be supplied from?
Definition
Out of the cell.
Term
What is ATP for?
Definition
the energy molecule of the cell
Term
What does ATP mean
Definition
Adenosine Triphosphate
Term
Photosynthesis
Definition
The process in thick can turn light into chemical energy.
Term
Needham
Definition
1660's Tree in a bucket.
Term
Joseph Priestly
Definition
1770's Mouse in a bell jar died. Plant in a bell jar lived Mouse and plant in a bell jar both lived.
Term
What do plants do in the exchange of gasses?
Definition
They change CO2 into O2. Or Carbon Dioxide to Oxygen.
Term
What do animals do in the exchange of gasses?
Definition
Take in O2 and release CO2. Or Oxygen to Carbon Dioxide.
Term
What happened in the 1800's?
Definition
Discovery of Chlorophyll.
Term
Dr. Melvin Calvin
Definition
In 30's and 40' sused Chlorella to discover the phases of photosynthesis.
Term
Chlorophyll
Definition
The green pigment necessary for photosynthesis.
Term
Chlorophyll a
Definition
Blue-green Magnesium in the middle, absorbs in red and blue wavelengths of light.
Term
Chlorophyll b
Definition
Yellow-green
Term
Xanthophylles
Definition
Bright yellow.
Term
Carotenes
Definition
Dark yellow to orange.
Term
Anthocyanins
Definition
Red to purple.
Term
Light Phase
Definition
Occurs in thylakoids and in the chloroplasts in the cells. Events happen only when light is available.
Term
What is another name for Dark Phase
Definition
Calvin Cycle
Term
Dark Phase
Definition
Occurs mostly in the dark, some in the light and in the chloroplasts in the stroma. A six-carbon molecule is split, then PGA is converted to PGAL.
Term
Conditions for Photosynthesis
Definition
The right temperature (60˚-80˚ F)
The right intensity and wavelengths of light.
The right amount of water
The right amount of carbon dioxide
Term
Respiration
Definition
Respiration is the breakdown of a food substance into usable cellular energy; all cells do respiration
Term
Anaerobic
Definition
Without Oxygen
Term
Aerobic
Definition
With Oxygen
Term
HETS
Definition
Hydrogen and Electron Transport System
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