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24 Cards in this Set
- Front
- Back
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resolving distance is in _
-iris diaphragm is a _ on the _ -_ & _ are all in eukaryotic cells |
-nanometeres
-lever; condenser -mitosis;meiosis |
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-mitosis takes place in _ _ cells & meiosis in the _
-mitosis is _ _ _ |
-somatic body
-gametes -somatic cell division |
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-cells spend most of life cycle in _ which is a _ stage where the cell performs its _ _
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-interphase; non-dividing
-normal function |
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3 substages of inerphase:
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1. G1- growth1
2. S Phase - synthesis 3. G2-growth 2 |
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-in the s phase of interphase, _ is being _ or _ in order to prepare for _ (but still in a _ stage)
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-DNA; synthesized; copied
-division -non-dividing |
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4 stages of mitosis:
& after telophase there is _ |
1. Prophase
2. Metaphase 3. Anaphase 4. Telophase -cytokinesis |
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-cytokinesis is the _ of the _
-at the end of cytokinesis the cell goes back to the _ of _ |
-division; cytoplasm
-beginning; interpahse |
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-some cells in the body are stuck in the _ phase of _ which is also known as _ because the cell can _ _
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-G1; INTERPHASE
-G0(subzero) -never divide |
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-cancer cells are stuck in _ which means they are _ _
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-mitosis
-constantly dividing |
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-there are _ chromosome in every cell which is arranged into _ pair
-1 pair is from each _ -chromosomes pair up because they _ for the same _ |
-46;23
-parent -code -trait |
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-a zygote has _ chromosomes
-we have 23 _ pairs of chromosomes each code for the _ _ or the same _ of _ |
-46
-homologous -same trait -type; alleles |
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-g1 phase has _ chromosomes & then in s phase the _ is _ which means that it _ each chromosome
-each copy is attached to the _ by _, they are both _ |
-23
-DNA; synthesized -copies -original; centromere -identical |
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s phase makes _ copies attached to the _ called _ _
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-identical; original
-sister chromatids |
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in interphase the DNA is _ _ & the cell is performing its regular _ _
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stretched out
-metabolic function |
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DNA can take 2 forms:
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1. chromosomes
2. chromatin |
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-DNA is the form of chromosomes are _ _ and very _
-DNA in the form of chromatin is _ _ |
-paired up; condensed
-stretched out |
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-DNA in form of chromatin in _
-DNA in the form of chromosomes in _ |
-Interphase
-Mitosis |
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-In prophase, _ become _
-the nuclear membrane _ to _ -_ appear & migrate to _ _ (_) of the cell -_ also appear |
-chromosomes; visible
-starts; disintegrate -centrioles; opposite sides (poles) -spindles |
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-spindle appartatus are _ _ or _ that help the sister chromatids _
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-protein fibers; microtubules
-divide |
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-centrioles only play a role during _ _
-metaphase is when _ _ line up along the _ of the cell on the _ plate (_) |
-cell division
-homologous pairs -middle; metaphase; equator |
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-during anaphase, _ _ get _ _
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-sister chromatids; pulled apart
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-_ forms during telophase
-during telophase, the cell _ _ & the _ _ starts to reform around the still _ _ |
-cleavage
-pinches inward -nuclear membrane; visible chromosomes |
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-cytokinesis is different in _ cells because of the _ _
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-plant; cell wall
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-the cells enters mitosis after the _ phase of _
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-G2; INTERHASE
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