Genetics Pt 2 Flashcards

(20 cards)

1
Q

Gene

A

Unit of heredity located in a special position (locus) on a chromosome

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2
Q

Allele

A

Alternate form of gene

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3
Q

Locus

A

Special position of chromosome

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4
Q

Dominant

A

Uppercase (masks recessive)

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5
Q

Recessive

A

Lowercase (makes by dominant)

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6
Q

Genotype

A

Is the sum of all Genes of an individual

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7
Q

Phenotype

A

Is the physical appearance (characteristic)

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8
Q

4 types of chromosomal mutations and genetic changes in it

A

Deletion, duplication, inversion, translocation

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9
Q

Define traits and give an example

A

Is the special characteristics (eye color) which coded into the several genes

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10
Q

Homozygous Dominant

A

AA

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11
Q

Homozygous Recessive

A

bb

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12
Q

Codominant

A

cc

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13
Q

Heterozygous

A

Dd

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14
Q

Heterocarrier

A

eE

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15
Q

Explain why some incidences of autosomal recessive disorder and higher in one race or culture

A

If there is inbreeding in a culture, it has a higher chance of getting recessive alleles.

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16
Q

Discuss the potential evolutionary advantages of having multiple alleles for a trait

A

To adapt to the environment

17
Q

Population genetics

A

The study of genetic variations within a population

18
Q

Biotechnology

A

A broad discipline in which biological processes, organisms, cells, or cellular components are used to develop new technology

19
Q

Advantages and disadvantages of biotechnology and genetic engineering

A
Advantages:
Improve nutrition 
 Resistance to disease
Reduce use of chemical 
 Disadvantages:
 Environmental risks
HealthRisks
Economic risks
20
Q

Define Evolutionary theory

A

The 3 which helps explain correct biodiversity of all living organisms on our planet