Chapter 3 Science Flashcards

(58 cards)

0
Q

Genetics

A

The study of heridy

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1
Q

Heridy

A

The process by which parents pass characteristics or traits onto their children

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2
Q

Gregor Mendel

A

Austrian monk
Called the father of genetics
Studied pea plants

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3
Q

What does every organism have

A

A set of genes that control a particular characteristics. Genes occur in pairs know as an allele

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4
Q

Dominate

A

If one allele masks the effect is the other allele

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5
Q

Recessive

A

The allele that is masks by the dominate allele

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6
Q

What is pure

A

An organism that carries out two dominate and two recessive allele for a given trait

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7
Q

What is hybrid

A

An organism that carries out both a dominate and a recessive allele for certain trait

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8
Q

TT

A

pure

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9
Q

Tt

A

Hybrid

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10
Q

tt

A

Pure

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11
Q

T

A

Tall

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12
Q

t

A

Short

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13
Q

75%

A

T

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14
Q

25%

A

t

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15
Q

Genes

A

Carry out the information of the structure of the whole human body

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16
Q

Mutation

A

The sudden alteration of a gene

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17
Q

Encephalitis…have to do with west Nile encephalitis

A

Inflamation of the Brain

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18
Q

Transmitted by mosquitoes

A

Infected with the virus

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19
Q

How do mosquitoes become infected

A

By feeding on infected birds

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20
Q

Bird flu

A

And infection in birds caused by influenza virus

Highly contagious

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21
Q

Rabies

A

Virus transmitted by infected saliva through blade or wound

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22
Q

How do biotic factors effect a human body

A

Diseases are spread to humans from direct contact with animals being bitten by a bug that bit an infected animal or by ingesting or handling food or water content contaminated with animals feces

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23
Q

Legionnaires disease

A

And infection caused by bacteriam legionella pneumophilia

Common illness - pneumonia

24
Diseases from household pets - cats and dogs
Cat scratch fever Roundworm Tapeworm Hookworm.
25
Cat scratch fever
Fairly common-infection caused by cat scratch or bite | Swollen lymph nodes
26
Roundworm
When humans ingest the parasite tiny worms hatch in the stomach and move through the body
27
Tapeworm
A person gets infected by swallowing an infected flea
28
Hookworm
They infest soil containing by animal feces. Human get infected by direct contact-usually walking on contaminated soil
29
Lyme disease
Transmitted by a deer tech
30
What can also be inherited
Traits for Helth
31
A disorder that makes a person unable to distinguish some color
Color blindness and blood clotting disorder
32
What kind of traits are inherited but also greatly influenced by ur environment
Height weight and shape of ur body and face
33
What kind of traits are influenced by your environment
Your diet your state of health exercise you get can change your body size
34
Punnett Square
A tablet that can be used to predict want traits an offspring will have on what traits their parents have
35
Phenotype
The characteristic that is displayed. The appearance the trait takes on
36
Genotype
The set I'd alleles an organism has for a trait
37
DNA
The chemical that makes up genetic material
38
Inherited
Traits that u r born with
39
Genetic engineering
The process of changing genetic makeup of an organism
40
Chromosomes
Small structures in cells that contain genetic material
41
Acquired
Traits that are learned and developed over time
42
Allele
Each gene in a pair
43
What is another word for characteristics
Traits
44
Genes are basic units of…
Heredity
45
Pesticides are among the most...
Extensively used chemicals in the world today and are also among the most hazardous to humans
46
Pesticides
They are chemical substances made to eliminate animals insects plants and fungal bugs. Also kill human beings tbrought poisoning.
47
Other health related illness to pesticides
Asthma skin rashes and chronic disorders such as emphysema and cancer
48
How can the sun effects the human body
Skin cancer discoloration of the skin wrinkles the dilation of the small blood vessels under the skin
49
Elastosis
The destruction of the elastic tissue causing lines and wrinkles
50
How can air pollution effect the human body
Breathing in the chemicals can damage the body causing serious health problems such as... Asthma and copd
51
Asthma
Can be triggered by pollution
52
Copd( chronic obstructive pulmonary disease)
Recurring episodes of bronchitis
53
How can contaminated water and food effects the human body
Waterborne diseases are caused by pathogenic microorganisms which are directly transmitted when contaminated fresh water is consumed
54
Food born disease is caused by consuming contained foods or...
Beverages. Many different disease causing microbes or pathogens can contaminate foods. Salmonella and E. Cold are viruses u may be familiar with
55
Salmonella
Bacteria that is wide spread in the intestins of birds reptiles and mammals and can be spread to humans via a variety of different foods of animal ori gins
56
When does E. coli occur
After consumption of a food or water that has been contaminated with microscopic amounts of cow feces
57
Law of dominance
Created by Gregor Mendel it states that the dominate trait masks the recessive trait.