Darwin's book suggested that organisms evolve through natural selection.
The eubacteria is photosynthetic, like a plant is.
Protons have a positive charge. The number of protons in a nucleus determines the identity of the atom (element) and this number is called the atomic number.
D. Proton
All other organs, ducts, and glands in the reproductive system are considered secondary, or accessory, reproductive organs. These structures transport and sustain the gametes and nature the developing offspring.
Hope this helps!
The correct option is the first one "Codominance", since both alleles are expressing at the same time.
