DNA REPLICATION
DNA replication video
DNA and Chromosomes In _________cells, DNA is located in the cytoplasm. Most prokaryotes have a __________ DNA molecule containing nearly all of the cell’s genetic information. prokaryotic single
Many _______________ have 1000 times the amount of DNA as prokaryotes. Eukaryotic DNA is located in the cell ____________ inside chromosomes. The number of chromosomes varies widely from one species to the next. eukaryotic nucleus
Eukaryotic Chromosome Structure Eukaryotic chromosomes contain DNA wrapped around _______________ called histones. The strands of nucleosomes are _____________ coiled and supercoiled to form chromosomes. proteins tightly
What happens during DNA replication? DNA Replication Each strand of the DNA _______________ helix has all the information needed to ___________________ the other half by the mechanism of base pairing double reconstruct In most prokaryotes, DNA replication begins at a single point and continues in two directions.
In eukaryotic chromosomes, DNA replication occurs at _______________of places. Replication proceeds in ________________ directions until each chromosome is completely copied. The sites where separation and replication occur are called ________________ forks. hundreds Both replication
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