The duck billed platypus is one of the few egg-laying mammals remaining in the world. like many unusual life forms, it is native to australia, a country that is an island. australia has many life forms not seen elsewhere in the world because the country

The production of cells during mitosis into specialized function is recombination or differentiation

According to the cladogram, which organisms have roundworms as a common ancestor?

Suppose you have monohybrid pea plants in your garden and find that they produce round seed to wrinkled seeds in the ratio of 3: 1. if the allele are designated (r & r) receptively. what is the probable genotypes of the round seeds which produced f 1 ? rr & rr rr only rr & rr rr only rr only