Which of the following do abiotic and
biotic factors not have in common?
both are needed for survival
both are found in ecosystems
both are used for economic gain
both made of cells

Plz plz plz quick! 49 points for whoever which of the following statements about greenhouse effect is true? *life on earth is suffering because of greenhouse effect *the greenhouse effect is caused by human activity *all greenhouse gases are harmful *life on earth would not exist without the greenhouse effect

Round peas are dominant to wrinkled. what would you cross a round pea with to determine if it were heterozygous or homozygous dominant? why? ?

Why is it important that fibrin is insoluble in water?