Reproduction lesson 5

• Biologie
• Middelbare school
• havo, vwo
• Leerjaar 1

HAVE READY:

- Ibook page 13

- your notes

- Lessonup

HW FOR TODAY:

- EASY OR DIFFICULT?

- DISCUSS THE EXERCISES IN THE GROUPS YOU ARE IN

KEY WORDS FOR TODAY:

• MITOSIS - MEIOSIS
• FERTILIZATION- ZYGOTE
• EMBRYO - FUETUS
• IVF
• MISCARRIAGES - ABORTION

MITOSIS AD MEIOSIS:

• MITOSIS 
• all cells are diploid, it makes new cells for growth and repair.

• MEIOSIS
• The produced cells are haploid, these cells are gametes (sperm cells and egg cells)

IVF in vitro fertilization:

• Egg cells are removed from the woman.
• Spermcells are injected under a microscope.
• The zygote is left to divide into an embryo.
• The embryo's are placed back into the uterus. 

Miscarriage / Abortion:

• With a miscarriage the pregnancy is ended because the baby dies or the woman's body can't handle the pregnancy.

• With an abortion the woman chooses to end the pregnancy. (12 weeks or 20 weeks).

Hw for next time:

- Study for your Glossary Quiz

- Read I-books pages 23-26

- do the exercises on classroom

- Next lesson we are talking about Contraceptives and STD's