問題一覧
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a type of cell that does not have a nucleus and membrane-bound organelles within its cytoplasm
PROKARYOTIC CELL
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small,single-celled organisms that have prokaryotic cells.
Prokaryotes
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These organisms are metabolically diverse beacause theyvcan utilize different nutrients and energy sources and they can inahabit all types of environment
Prokaryotes
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All bacteria that include the organism of domain ______ and _______ are condsired prokaryotes.
Archaea, Bacteria
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This type of cell is like a studio-type condo unit that does not have several components.
Prokaryotic
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type of cell that is characterized by the presence of nucleus and membrane-bound organelles within its cytoplasms is called ______
Eukaryotic cell
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_____ which include protists,fungi and animals are examples of eukaryote.
Domain Eukarya
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eukaryotic cell provide compartmentalization in the cell.
membrane bound organelle
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This id comparable to a mansion that has many several rooms or compartment
Eukaryotic cell
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Distingusihing feautures of prokar and eukaryotic cell
Presence of Nucleus Cell wall and cell membrane endomembrane system and other organelles Ribosomes The shape of DNA and Number of Chromosome Cell size Mode or Reproduction DNA replication Transcription and translation
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main feature that distinguishes eukaryotic cells form the prokaryotic cell
presence of nucleus with a nuclear membrane that enclosed the DNA
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genetic material
DNA
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in prokaryotic cell- DNA are concentrated in a region of ____ called _____
cytoplasm and nucleiod
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Pro means Eu means karyotic means
before true nucleus
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share some function in both prokaryotes and eukaryotes
cell wall and cell membrane
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provides shape and rigidity
cell wall
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made up of peptidoglycan
cell wall
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provides protection and plays important role in transport
cell membrane
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made up of cellulose(____) and chitin(_____)
cell membrane (plants)(fungi)
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a complex sugar (polysaccharide) and a few amino acids
peptidoglycan
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do not have sterols have sterol-like lipid component called _____
prokaryotic-hopanoid
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sterols are present cholesterol (______) phystosterol(______) ergosterol(________)
prokaryotic animals plants fungi
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refers to yhe interacting orgnelles between the nuclues
presence of the endomembrane system
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presnt in eukaryotic but not in prokaryotic
cell membrane
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all eukaryotes have mitochondrion except
giardia lamblia
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an organism falgellated parasitic prostist that colonizes the small intestine,causing giardiasis
giardia duodenalis
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present in bot eukaryotic and prokaryotic cell and have same function_____
ribosomes, protein synthesis
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have ribosmes in the cytoplasm
prokaryotic
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have ribosome in cytoplasm,outer nuclear membrane,rough ER,mitochondrion and chloroplast
Eukaryotic
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made up of small and large subunits
ribosome
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made up of rRNA(ribosomal ribonucleic acid)
small subunits
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have 7Os ribosomes
prokaryotic,mitochondria,chloroplast
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have 80s ribosomes
eukaryotic cells
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unit sedimentation coefficient
s or svedberg unit
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a genetic material in prokaryotic and eukaryotic
DNA
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codes for proteins and RNA
DNA
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transmit information from one generation to next
DNA
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covalent , closed corcular dna that is not coiled in proteins”spools” called
histones
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have only chromosome and extrachromosomal DNA called
Prokaryotes-plasmid
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DNA is wrapped around histones to form
nucleosomes
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essential in packaging and helping to condense chromatin
histones
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several of this can fit wothout the high risk of mechanical damage
chromatin
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smaller 0.1 to 5 um diameter and unicellular
Prokaryotic
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bigger 10 to 100um diameter can either unicellular or multicellular
eukaryotic
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a proces of reproduction wherein one cell is divided into new cells
binary fission
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sex cell devision
meiosis
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somatic or body cell division
mitosis
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have meiosis and mitosis
eukaryotic
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produces 2 identical, diploid daughter cells
meiosis
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important for growth,development, and tissue repair
diploid daughter cells
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produce 4 non identical haploid daughter cells
mitosis
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known as gametogenesis or gamete formation
mitosis
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mitosis other name
gametogenisis and gamete formation
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important for sexual reproduction
mitosis
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a process of synthesizing a new DNA strand using an old DNA as a template
DNA replication
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eukaryotic and prokaryotic differs in dna replication by
enzymes “telomerase”
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eukaryotic replicate their dna during
S-phase
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Prokaryotic continuously replicate their
short DNA
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refers to the syntheis of RNA using DNA
transcription
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refers to tge process of protein synthesis
translation
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non coding part
introns
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eukaryotic contains the coding part and non coding
exons introns
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is done to remove introns and come up to final RNA
post-transcriptional processing
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both can be done at the saw time in prokaryotes
transcription and translation
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a type of cell that does not have a nucleus and membrane-bound organelles within its cytoplasm
prokaryotic cells
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model of reproduction of prokaryotic cell
binary fission and spore reproduction
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model reproduction of eukaryotic cell
mitosisi and meiosis
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in eukaryotic cell 1translation occurs in and transcription2 occurs on
cytoplasm(1) nucleus(2)
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cell size of prokaryotic
1-5 um in diameter
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cell size of eukaryotic cell
10-100 um in diameter
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shape of DNA and number of chromosome in prokaryotic
one covalently,closed,circular DNA
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shape of DNA and number of chromosome in eukaryotes
more than one linear DNA with histones
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no post-transcriptional processing because it does not have non-coding part called introns
Prokaryotic cells
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most are unicellular eukaryotes
protists and yeast
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multicellular eukaryotes
plants,animals,most fungi and some prostists
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DNA
deoxyribonucleic acid
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folded chromosome
nucleoid
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unzips the RNA bond
helicase
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the gluer
ligase
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primer or the starter it gives signal
primase
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highly condense
chromosomes
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relax state
chromatin
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not identical but complimentary
DNA
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it needs cell
proteins/enzymes
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building blocks of DNA
nucleotides
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5 carbon sugar
phosphate,nitrogen bases Adenine,Guanine,Cytosine and thymine