Answer:
The disease has been absent from the population for a long time.
1. New technology is developed that provides more information about the theory.
2. New experimental methods are designed to test a theory.
3. A single experiment produces results that differ from all previous experiments.
im not sure about #3 but it could be it
All of the chordates have these slits as embryos
Answer:
The carbon atom has four valence (outermost) electrons. Because of this unique configuration, it is easier for the carbon atom to share its four electrons with another atom or atoms than to lose or gain four electrons.
Explanation:
The carbon atom has four valence (outermost) electrons. Because of this unique configuration, it is easier for the carbon atom to share its four electrons with another atom or atoms than to lose or gain four electrons.
Answer:
plants make their own food with photosynthesis
Carnivore and Omnivore organisms eat other organisms
Explanation:
I tried to explain as best as I could I dont see your direct question I hope I helped