HEYYY Is anyone nice enough to help me out?

List two modern organisms that have pentameral symmetry

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

This rapid change in species that rarely leaves behind fossil evidence is referred to as