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Science 7 > Benchmark #2 > Flashcards

Benchmark #2 Flashcards

0
Q

B represents a what allele

A

Dominant

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1
Q

What does every person have two of for each gene in their DNA

A

Alleles

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2
Q

What are the two gametes?

A

Sperm and egg

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4
Q

How many chromosomes do sperm and egg both have?

A

23

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5
Q

What cell division creates 2 identical cells?

A

Mitosis

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6
Q

What creates 4 gamete cells

A

Meiosis

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7
Q

Phenotypes are

A

What u see

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8
Q

What is a genotype

A

Genetic code

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9
Q

Asexual reproduction- binary fission

A

Organism grows, copies DNA and splits

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10
Q

Asexual reproduction- regeneration/fragmentation

A

Regenerates from a body part or small piece of the original

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11
Q

Asexual reproduction-budding

A

Organism grows a bud and grows over time and create and organism

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12
Q

4 cells with 23 chromosomes process

A

Meiosis

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13
Q

Two identical cells with 46 chromosomes process

A

Mitosis

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14
Q

Creates sperm and egg for reproduction

A

Meiosis

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15
Q

Creates new body cells to help u grow larger

A

Mitosis

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16
Q

Cell spends most of its life in

A

Interphase

17
Q

Cells need to divide to help us____, _____, ____

A

Grow, heal, regenerate

18
Q

Specialization means

A

Cells do a certain job

19
Q

DNA compacted is

A

Chromosomes

20
Q

What shape is DNA

A

Double helix

21
Q

What is mitosis order

A

Prophase, metaphase,anaphase, prophase

22
Q

Prophase

A

1, DNA condenses into chromosome

23
Q

Metaphase

A

2 chromosomes line up

24
Q

Anaphase

A

Sister chromatids are divided an pulled

25
Q

Telophase

A

4, nucleus reforms

26
Q

Meiosis makes _____cells

A

4

27
Q

Karotypes are what

A

Picture of someone’s cells

28
Q

b represents a what allele

A

Dominant

Science 7 (7 decks)

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