Its Alive Flashcards
Growth and development
Growth- gets larger
Development- is mental
Activities organisms require
Reproduction, excretion, digestion, circulation, respiration, skeletal, muscular, nervous system
4 things u need
Water air food space
List 6 common elements in live
Hydrogen, nitrogen, carbon, oxygen, sulfur, phosphorus
2 most abundant materials in cells
Water and protein
Proteins made of?
Amino acid
Proteins ex.
Enzymes, hemoglobin
Carbohydrates used for…
Energy
Complex carbohydrates stored ____ in human body
Liver
Makes more complex carbs
Plants
Starch is ___ carb
Complex
Y can’t lipids mix w/ water
Don’t desolve in water, tail is not attracted to water
____ lipids store energy
Fats and oils
What molecules form the cell membrane
Phospholipids
DNA is
Nucleic acid