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Bio Work March 2017 > Genetics > Flashcards

Genetics Flashcards

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Biology 101 flashcards
1
Q

When does cytokinesis occur?

A

mitosis

anaphase

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2
Q

when does crossing over occur?

A

meiosis

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3
Q

what is cytokinesis

A

dividing of cytoplasm

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4
Q

The cleavage furrow occurs in

A

cytokinesis
mitosis
anaphase

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5
Q

Plant gets cell plate

Animal cell gets

A

cleavage furrow

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6
Q

Meiosis 1

A

reduce

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7
Q

Meiosis 2

A

equal

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8
Q

Cytokinesis occurs simultaneously during

A

telopahse 1 of meisos 1

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9
Q

law of independent assortment

A

hybrid for traits not on the same chromosome

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10
Q

Dihybrid cross

A

Hybrid for traits that are not on the same chromosome

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11
Q

Incomplete dominance

A

blending

black and white make grey

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12
Q

Code dominance

A

both show

black and white makes black and white spots

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13
Q

46 chromosomes =

A

44 autosomal

2 sex

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14
Q

Sources of variation are

A

crossing over and recombination

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15
Q

The result of crossing over is

A

recombination

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16
Q

Stomatic cell

A

In females one chromosome one is active the other one is in active

17
Q

Genomic imprinting

A

changes in the phenotype depending on whether the trait is inherited from the mother from the father

18
Q

Extranuclear genes located ..

A

in mitochondria and chloroplasts

19
Q

Pleitropy

A

gene responsible for traits in several body systems

20
Q

Three parts to DNA construction

A

carbon sugar, phosphate, nitrogen base

21
Q

What works as a catalyst in DNA replication

A

replication bubbles

22
Q

DNA polymerase

A

catalyzes elongation of new DNA strand

23
Q

What made RNA primer and how did it do it?

A

primase makes the primer by joining arianny nucleotides

24
Q

DNA ligase connects

A

the leading strand and lagging strand

25
Q

mRNA

A

transcription

26
Q

rRNA

A

translation

27
Q

tRNA carries _____ to ______

A

amino acids to mRNA

Bio Work March 2017 (1 decks)

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