Differences between red blood cells and white blood cells​

Which pedigree symbol is used to represent a female carrier of a recessive x-linked trait? поө0 || save and exit submit

The pressurized plants and fungi mentioned in the video have some surprising similarities. what differences would you expect them to have?

Ihave no idea how to solve these. plus there's another question that is 2) a 10 kilogram meteorite is collected in space and brought back to earth. it is composed of 1.25 kg of uranium-238 and 8.75 kg of lead-206. how many u-238 half lives have passed? what is the approximate age of the meteorite?