ch 8 genetics Flashcards

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1
Q

What is a Characteristic? give exmaple

A

What smth is in relation to the organism
- my eye colour

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2
Q

What is a Trait?

A

a variation of a characteristic
- brown (eye coluro)

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3
Q

What is True Breeding?

A

when the P Generation or parents are Homozygous themselves (their alleles are the same)

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4
Q

Which is displayed more Dominant alleeles or REcessive

A

Dominant

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5
Q

when do Recessive alleles display?

A

when the genotype is HOMozygous

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6
Q

What did Mendel do for genetic research?

A

figured out how offspring inherited their parent’s traits

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7
Q

Genotype

A

the alleles for trait

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8
Q

Phenotype

A

what is seen or displayed in organism

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9
Q

Law of Dominance

A

In gneetic crossing between two TRUE BREEDING organisms, and together, they make Hetereozygote,
the offspring will always display DOMINANT phenotype

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10
Q

what is the purpose of a punnet sqaure?

A

to show the probnability of an offsprings geno and phenotypes

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11
Q

Law of Segregation

A

paired genes must separate equally into gametes (haploids) and hav an equal likelyhood of inheriting either gene

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12
Q

Where does The Law of Segregation take place?

A

During Anaphase in MEiosis 1 - like independant assorment

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13
Q

Incomplete Dominance

A

sometimes in heterozy, there is a blend of two alleles in the offspring

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14
Q

Codominance

A

both alleles fro a characteristic is displayed
- like red and white both showing on flowers)

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15
Q
A
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