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Bio Finals 6/7/10
Finals
39
Biology
9th Grade
06/06/2010

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Cards

Term
What is the organization of an ecosystem?
Definition
Community >> Population >> Individual
Term
Difference between a first level consumer and third level consumer.
Definition

First Level:     10 %

Third Level:    0.1 %

Term
What is the other 90% used for? (10% is passed on to the next trophic level)
Definition
Resperation + Movement + Reproduction
Term
List two ways a population can decrease in size.
Definition

Birth/ Death Rates

 

Emmigration/ Immigration Rates

Term
What happens to a population's growth if resources are not readily available?
Definition
The population will dwindle.
Term
Why is DDT hazardous over time?
Definition
Nonbiodegradeable
Term
Examples of threats to biodiversity.
Definition

Hunting

Human Activity

Toxic Waste

Term
What is the goal of conservation biology?
Definition
Seek new ways to protect the ecosystem
Term
What do scientists say about global warming?
Definition
Human activities play a big part
Term
What is the major cause of ozone depletion?
Definition
CFC's
Term
What are the stages of cellular respiration?
Definition
Glycolysis >> Kreb's Cycle >> The Electron Transport Chain
Term
What are the reactants in the cell respiration equation?
Definition

Oxygen + Glucose

 

6O^2 + C^6H^12O^6

Term
What is the cause of muscle soreness?
Definition
Lactic Acid
Term
The name of the process used to make beer or wine.
Definition
Alchoholic fermentation
Term
Give an example of organisms that carry out cellular respiration.
Definition
Humans and animals
Term
After a whole one turn of the Krebs cycle, what is produced?
Definition
ATP
Term
What passes high energy electrons into the elctron transport chain?
Definition
NADH and FADH ^ 2
Term
What is a DNA nucleotide made up of?
Definition

5 carbon sugar

 

phosphate group

 

nitrogenous base

Term
During mitosis, what happens to the DNA?
Definition
Replication
Term
Difference between DNA and RNA
Definition

DNA=  Deoxyribonucleic acid

 

RNA=  Ribonucleic acid

Term
Types of RNA involved in protein synthesis.
Definition

mRNA= (messenger RNA) sends the info

 

tRNA= (transfer RNA) car

 

rRNA=  (ribosomal RNA) factory

Term
Which RNA is disposable?
Definition
mRNA
Term
Gene regulation that in eukaryote cells allow what?
Definition
Cell Respiration
Term
What is Lamarcks concept of evolution?
Definition

If you dont use a body part it shrinks.

overuse= increase in size

Term
What are most heritable differences of organisms due to?
Definition
Gene shuffling during gamete formation
Term
What is needed to convert pyruvic acid into lactic acid?
Definition
NADH or electron carriers
Term
Describe basic structure of a virus.
Definition
Capsid, RNA, genes, helical or icosahedral
Term
Bacteria viruses : List
Definition

Tetnus

Tuberculosis

Term
Virus disease
Definition

Small pox

Polio

Term
Levels of your body:
Definition
cells, tissues, organs, organ systems
Term
Cerebrum
Definition
controls voluntary and concious activities of the body
Term
Dentrification
Definition
conversion of nitrates into nitrogen gas
Term
Ecosystem
Definition
Collection of organisms that live in a particular place
Term
Hypothalamus
Definition
Brain structure the gets the info when hungry, thirsty, etc
Term
Medulla Oblongata
Definition
Controls the internal organs
Term
Nitrogen Fixation
Definition
The process where nitrogen gas is converted to ammonia
Term
Retrovirus
Definition
A virus with RNA as genetic info
Term
Speciation
Definition
Formation of new species
Term
Thalamus
Definition
Receives messages from the sensory organs the relays info to the cerebrum
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