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GENETICS > CYTOGENETICS > Flashcards

CYTOGENETICS Flashcards

1
Q

it is a subdiscipline within genetics that links chromosome variations to specific traits including illnesses.

A

CYTOGENETICS

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2
Q

Gregor Mendel held that traits were transmitted from gen to gen as discrete, stable unit of heredity called _____ now_-___

A

factors now genes

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3
Q

research heridetary units started and led to _____

A

Chromosome theory of Inheritance

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4
Q

Who proposed “Chromosome theory of Inheritance” 1902

A

Walter Sutton and Theodor Boveri

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5
Q

According to this theory, chromosomes are the carriers of heredity information..”

A

Chromosome theory of Inheritance

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6
Q

chroma means?

A

color

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7
Q

soma means?

A

body

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8
Q

It consists of DNA, RNA and proteins

A

Chromosome

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9
Q

structure that carriers of hereditary units called genes

A

Chromosome

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10
Q

two-threadlike very much coiled structure found within chromosome

A

chromonemata

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11
Q

It consists of a major and minor coils where aggregations of chromatin matetrial, the chromosomes are found

A

chromonemata

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12
Q

It is the point of attachment of the chromosome to the spindle fibers

A

centromere

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13
Q

One half of a chromosome

A

Chromatid

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14
Q

region of repititive DNA at the end of chromosome

A

Telomere

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15
Q

chromatin that remains condensed and heavily stained during interphase

A

Hetechromatin

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16
Q

A region of the chromosome that has normal staining properties.
It apparently contains most of the genes

A

Euchromatin

17
Q

A small chromosomal segment separated from the main body of chromosome by a secondary constriction.

A

Satellite

18
Q

short arm

A

P Arm

19
Q

Long arm

A

Q Arm

20
Q

With DNA molecule that contains genes in linear order to which numerous proteins are bound.

A

EUKARYOTES

21
Q

With telomere at each end and centromere

A

EUKARYOTES

22
Q

The DNA is associated with fewer proteins
Lacks telomere and a centromere
Often circular

A

Prokaryotes

23
Q

The chromosome is DNA or RNA

A

Viruses

24
Q

Single-stranded or double-stranded

Linear or circular

A

Viruses

25
Q

Often free of bound proteins.

A

Viruses

26
Q

Give at least 1 criteria to distinguished the chromosomes pf different species.

A
  1. Constant for a particular species

GENETICS (13 decks)

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