Definitions Flashcards

1
Q

Genetics

A

The study of genes

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2
Q

Heredity

A

The passing of a characteristic from one generation to another

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3
Q

Traits

A

Characteristics that are mental or physical an define

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4
Q

True Breeding

A

When the thing always passes down certain phenotypic traits

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5
Q

Dominant

A

The traits that are expressed

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6
Q

Recessive

A

The traits that are hidden

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7
Q

Gametes

A

The organisms reproductive cell

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8
Q

DNA

A

The building blocks of life that make you who you are

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9
Q

Chromosomes

A

Made up of genes, which are made up of DNA

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10
Q

Diploid Cells

A

Make up most organs and the excise in chromosome pairs, one form the mother and one form the farther

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11
Q

Haploid cells

A

They exist by themselves and form a new cell when an egg is fertilised

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12
Q

Alleles

A

Two or more different forms of a gene that arise from mutation

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13
Q

Genotype

A

The type of genes present

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14
Q

Phenotype

A

What it looks like

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15
Q

Homozygous

A

When the two alleles are the same

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16
Q

Heterozygous

A

One dominant trait and one recessive trait

17
Q

Co-Dominance

A

When there are two different dominant traits

18
Q

A(Adenine)

A

T(Thymine)

19
Q

T(Thymine)

A

A(Adenine)

20
Q

C(Cytosine)

A

G(Guanine)

21
Q

G(Guanine)

A

C(Cytosine)

22
Q

Condon

A

Important with the messenger RNA

23
Q

Transcription

A

The gene of interest is unwound and RNA polymerase moves along the DNA and nucleotides complementary to the DNA are joined together to make the pre MRNA

24
Q

Translation

A

The MRNA leaves the nucleus and goes to the ribosomes to make a protein then goes to the ER to be folded and polished off before being sent to the GA along vessels and is then transported out of the cell membrane to where it is required to go

25
Q

Mitosis

A

A type of cell division that results in two daughter cells each having the same number and kind of chromosomes as the parent nucleus, typical of ordinary tissue growth

26
Q

Meiosis

A

Meiosis is the process whereby chromosomes are copied, paired up and separated to create eggs or sperm