hereity Flashcards

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1
Q

the transmission of genetic characters from parents

A

Heredity

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2
Q

a trait that will appear in the offspring if one of the parents contribute it

A

Dominant trait

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3
Q

A trait that must be contributated by both parents in order to appear in the offspring

A

recessive trait

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4
Q

the basic physical unit of heredity

A

genes

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5
Q

any of several forms in a gene

A

Alleles

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6
Q

The apperance of an organism resulting from the genotype and the enviorment

A

phenotype

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7
Q

the genetic makeup of a organism or group of organisms with reference to a single trait

A

genotype

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8
Q

a strong likelyhood or chance of something happening

A

probability

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9
Q

Part of a process of gamete Formation,consisting of chromosome conjugation by two cell divisions

A

Meiosis

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10
Q

Chromosome that determines the sex of a person

A

Sex chromosome

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11
Q

line of decent

A

Pedigree

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12
Q

the main component of chromosomes and it the material that transfers genetic characteristics in all life forms

A

DNA

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13
Q

any group of molecules that, when link together forms the building blocks of DNA

A

Nucleotide

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14
Q

The changes in chromosomes or genes that cause the offspring to have characteristics different from their parents

A

Mutations

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15
Q

any of a class of single-stranded molecules transcibed from DNA

A

RNA

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