FINAL BIO

Question 1

Helicase

Answer 1

binds to DNA and unwinds

Question 2

Single stranded proteins

Answer 2

bind to keep strands separated

Question 3

Topoisomerase

Answer 3

reduces pressure by cutting DNA and reattaching

Question 4

primase

Answer 4

adds primer which are RNA bases

Question 5

DNA polymerase

Answer 5

adds nucleotides to 3’ end starting from primer

Question 6

Sliding clamp

Answer 6

speeds up process by increasing affinity

Question 7

Ligase

Answer 7

fixes and attach gaps

Question 8

Telomerase

Answer 8

adds repeating sequence to stop replication
Diff bc of gaps at 3’ end of lagging strand

Question 9

reduced hybrid viability

Answer 9

hybrid does not survive to mate

Question 10

reduced hybrid fertility

Answer 10

hubrid survives but cannot reproduce

Question 11

hybrid break down

Answer 11

can only bond with other hybrids