unit 1 - natural science · umbilical cord. title: unit 1 - natural science created date: 9/30/2018...
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nutrition
interaction
reproduction
Lifeprocess
Digestivesystem
esophagus
intestine
stomach
mouth
Fish andmeat
Bread andcereals
Fruit andvegetables
Fats andoils
Milk anddairy
Respiratorysystem
lungs
nose
windpipe
Circulatorysystem
heart
bloodvessels
Excretorysystem
kidneys
ureters
bladder
urethra
Reproductivesystem
viviparous
mammal
baby
child
adult
elderly
gestation
birth
growth
adulthood
fetus
uterus
Umbilical cord