one way cells maintain homeostasis is by controlling the movement of substances across their cell membrane.
Nucleotides
the monkey's paw
double carbon carbon bonds
One reason people are fat is because they eat and eat and eat and don't exercise. Another reason is because some people have fast working calorie burning systems and some people have slow ones causing them to be fat.
It might be that those people that are not fat have high metabolism you eat as much as you want and not get fat.
Usually a protease, a protein-digesting enzyme.
Bile is made in the liver and secreted into the Small intestines to neutralize the acidity of the chyme leaving the stomach. When there is no food entering the small intestines Bile is stored in the Gallbladder until it is needed.
nucleid acids
Eukaryotic cells contain organelles that are enclosed in membranes
All organisms use the same genetic code.Living organisms are made of the same components as all other matter, organisms that inhabit the earth at any one time
they are all assembled from a nucleic acid code
It helps maintain the cells shape
DNA
there are 2 atoms of hydrogen in water
Steak and potatoes
They all Contain DNA
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Maintaining a stable external environment
Water cannot be absorbed through the surface of a leaf