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Biology > Grade 10 Unit 2 > Flashcards

Grade 10 Unit 2 Flashcards

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AP® Biology flashcards Biology 101 flashcards
1
Q

is a unit of hereditary material located on the • chromosomes.

A

gene

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2
Q

Each ____ is a small section of DNA

A

Gene

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3
Q

is the genetic material contained in the nucleus.

A

DNA

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4
Q

carries the instructions needed to make all the proteins in your cells.

A

DNA

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5
Q

are made up of repeating patterns of bases in the DNA.

A

Genes

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6
Q

is strand of DNA carrying genetic information

A

Chromosome

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7
Q

control everything that goes on in your cells by organising all the proteins that are made.

A

Genes

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8
Q

What in the DNA acts as a code to instruct the cell about the order in which to join up the amino acids to make a particular protein

A

order of the bases

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9
Q

a pair of chromosomes having the same gene sequences, each derived from one parent

A

homologous chromosomes

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10
Q

map of the chromosomes in the nucleus of a single cell

A

karyotype

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11
Q

pair of parallel helices intertwined about a common axis

A

double helix

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12
Q

chromosomes that are not sex chromosomes

A

autosomes

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13
Q

upright strands of DNA are made of

A

deoxyribose sugar and phosphate

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14
Q

T/F
Probability of getting boy or girl is 50%

A

T

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15
Q

______ r responsible for determining each n every characteristics of an organisms

A

Gene

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16
Q

What is loci

A

Position gene occupies on chromosome

17
Q

What is unit of heredity

A

Gene

18
Q

Cross bars of DNA r made up of

A

Bases

19
Q

How do genes control what goesn on in a cell n an organism

A

By specifying order of amino acids of a particular protein

20
Q

Sequence of events which occur between one cell division n z next

A

Cell cycle

21
Q

Which phase is phase of growth n synthesis

A

Interphase

22
Q

In which phase does DNA replication occurs

A

Interphase

23
Q

What is cytokinesis

A

Division of cytoplasm into 2 daughter cells

24
Q

T/F
All chromosomes have same shape and size

A

F

25
Q

Who is the father of genetics

A

Gregor mendel

26
Q

Result of hidden recessive alleles

A

Albinism

27
Q

What is carrier for albinism

A

Aa

28
Q

Period from beginning of one cell division to the beginning of the next

A

Cell cycle

29
Q

Exchange of segments of homologous chromatids during prophase 1 is called

A

Crossing over

30
Q

Pair of identical chromosomes formed during interphase

A

Sister chromatids

31
Q

A duplicated chromosome consists of pair of

A

Sister chromatids

Biology (15 decks)

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