1) Match the following with theirdefinitions

___ Kinase

___ Methylation

___ DNA ligase

___ Topoisomerases

___ Single- Stranded Binding

___ Exonuclease

A) Protiens that bind to and protect the unpaired DNA strandsduring replication.

B) Enzyme that relives the supercoiling strain due to thetwisting of the DNA strands ahead of the replication fork.

C) Enzyme that removes an incorrect nucleotide from a growingDNA strand

D) Enzyme that phosphorylates other molecules

E) Enzyme that acts as \"glue\" upon removal of Okazaki fragmentsor DNA repair, binding the DNA strands back together

F) The method by which we can identify the older, parental DNAstrand.

2) Match the following cellular processes with thephases of meiosis. You can only have one answer per question, butanswers may be used more than once.

___ The meiotic spindle disappears

___ Synapsis occurs

___ Microtubules from both poles of the spindle move bivalentsto the

center of the cell

___ Microtubules attatch to kinetochores at the centromeres onbivalents

___ The nuclear envelope re-forms around the segregatedchromosomes

that contain sister chromatids

A.) Prophase I

B) Prophase II

C) Prometaphase I

D) Prometaphase II

E) Metaphase I

F) Metaphase II

G) Telophase I

H) Telophase II

I) Anaphase I

J) Anaphase II