Do Now Look on the board and write down the name that you choose for our class skeleton. The winner...

8
Do Now Look on the board and write down the name that you choose for our class skeleton. The winner will be announced tomorrow!

Transcript of Do Now Look on the board and write down the name that you choose for our class skeleton. The winner...

Page 1: Do Now  Look on the board and write down the name that you choose for our class skeleton. The winner will be announced tomorrow!

Do Now

Look on the board and write down the name that you choose for our class skeleton. The winner will be announced tomorrow!

Page 2: Do Now  Look on the board and write down the name that you choose for our class skeleton. The winner will be announced tomorrow!

Twins!

Do you know more people who are identical twins or fraternal twins?

Page 3: Do Now  Look on the board and write down the name that you choose for our class skeleton. The winner will be announced tomorrow!

“Answers”

Identical twins: 3 in every 1000 deliveries

Fraternal twins: Depends on the mother! (Fathers have no effect) 6 in every 1000 births in Japan 14 in every 1000 births in Africa More common for older mothers (rates

double for women 35+!)

Page 4: Do Now  Look on the board and write down the name that you choose for our class skeleton. The winner will be announced tomorrow!

FERTILIZATION

Page 5: Do Now  Look on the board and write down the name that you choose for our class skeleton. The winner will be announced tomorrow!

Fertilization & Twins

http://www.youtube.com/watch?v=-e5ODsf_TEk

Page 6: Do Now  Look on the board and write down the name that you choose for our class skeleton. The winner will be announced tomorrow!

Youtube!

Take notes http://www.youtube.com/watch?v=BFrV

mDgh4v4

Page 8: Do Now  Look on the board and write down the name that you choose for our class skeleton. The winner will be announced tomorrow!

Fertilization Worksheet

Worksheet FYI.. Due as a PACKET on Monday