Biosphere: All living things
Lithosphere: The crust and outer mantle of Earth
Atmosphere: The air and gasses that surround Earth
Hydrosphere: All water on Earth
My fist answer would be double helix but that's not an option so I would go with chromosome.
The right answer for the question that is being asked and shown above is that: "B.)predict an unknown genotype of a purebred dominant plant." If you flip a penny, the chance of it turning up heads is to <span>predict an unknown genotype of a purebred dominant plant</span>
It uses photosynthesis. it combines water,carbon dioxide, and sun to produce sugars for itself.