BIO YAWA Flashcards by Scimel Surriga

Q

replication of cell’s genetic material

A

asexual reproduction

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Q

genetic make up from 2 parents

A

sexual reproduction

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Q

rise to nuclei that are genetically different from each other

A

meiosis

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Q

division of eukaryotic cell’s genetic info

A

mitosis

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Q

programmed cell death

A

apoptosis

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Q

consist of all cell’s genetic material

A

genome

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Q

enzyme adds new neuclotide complementary to bases

A

DNA polymerase

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Q

covalent bonds between adjacent DNA segments

A

ligase

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Q

change/error in DNA sequence

A

mutation

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Q

replicates and distributes DNA into 2 daughter cells

A

Binary fission

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Q

divides cytoplasm into 2 daughter cells

A

cytokinesis

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Q

DNA and associated proteins

A

chromatin

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Q

continuous molecule of DNA wrapped around protein

A

chromosome

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Q

attached copies of replicated chromosome

A

chromatid

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Q

where sister chromatids attach to each other

A

centromere

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Q

interval between successive cell divisions

A

interphase

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Q

cell grow and reproduce more molecules

A

gap periods

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Q

phase where DNA replicates

A

synthesis period

Q

chromosome condenses and spindle forms

A

prophase

Q

replicated chromosomes align along cell equator

A

metaphase

Q

sister chromatids separate

A

anaphase

Q

chromosome arrives at each other’s end

A

telophase

Q

form from excess cell divisions

A

tumors

Q

number of cytokinesis in meiosis

A

2

Q

version of gene

A

allele

Q

chromosome number in human gamete AFTER meiosis

A

23

Q

chromosome 1-22 in human

A

homologous autosomes

Q

chromosome 23 in human

A

gametes (germ cells)

Q

trisomy 21

A

down syndrome

Q

male gamete

A

XY

Q

exchange of alleles

A

crossing over

Q

one or more complete sets of chromosomes

A

polyploidy

Q

functions to specify the recipes for all proteins in a cell

A

DNA

Q

unwinds and unzips DNA

A

helicase

Q

asezual rep. in bacteria/archaea

A

binary fission

Q

failure pf chromosomes to seperate in meiosis

A

nondisjunction

Q

more chromosomes throughout meiosis

A

spindle

Q

homologous pairs of chromosomes align

A

prophase 1

Q

line up in double file line at cells equator

A

metaphase 1

Q

splitting apart after double file line

A

anaphase 1

Q

chromosomes arrive at pole

A

telophase 1

Q

condensing of chromosomes

A

prophase 2

Q

line up in a single file line at cells equator

A

metaphase 2