Although the term "color blind" is often used to refer to people who have difficulties with their perception of color, a true monochromat (person who does not see any color at all) is very rare. most people with color blindness are called and are missing only one type of cone.

What do isotopes of uranium have the same number of? what do they have a different number of? a) same number of protons; different number of electrons b) same number of protons; different number of neutrons c) same number of electrons; different number of protons d) same number of neutrons; different number of protons