If a trilobite were buried by ocean sediment it would leave a cavity or a what

Aboy with an extra x chromosome probably has which of the following syndromes?

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

What is the goal of cellular respiration