Which of the following is defined as the age structure, sex ratio, and reproductive capacity of a population? composition distribution dynamics migration

Will mark branliest. the theory of plate tectonics was developed with the contribution of scientists from many different disciplines. which of the following is a contribution from geophysicists?

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?

Genes that come together with different alleles are heterozygous. homozygous. genotype. segregated.