Bio – 680 words – Flashcard Answers
Flashcard maker : Jamie Hutchinson
question
what does g1 mean
answer
gap 1
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what does s mean
answer
synthesis
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what does g2 mean
answer
gap 2
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what m mean
answer
mitosis
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what it the first phase of mitosis
answer
prophase
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whats the 2nd phase of M
answer
metaphase
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whats the 3rd phase of M
answer
anaphase
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what the 4th phase of M
answer
telophase
question
what is a chromosome
answer
chromosome is one long continuous thread of DNA that consists of numerous genes along with regulatory information
question
what is mitosis
answer
cell divison
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what are the 4 stages of mitosis
answer
g1,s,g2,m
question
what is DNA double helix
answer
Each continuous, double-stranded DNA molecule makes one chromosome
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what is Chromatin
answer
Interactions between parts of the histones further compact the DNA
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whats a Supercoiled DNA
answer
The chromatin coils more and more tightly around orga- nizing proteins.
question
what is a DNA and histones
answer
DNA wraps at regular intervals around pro- teins called histones, forming chromatin
question
what is the ends of DNA molecules called
answer
telomeres
