Help cuh im to lazy and o don fill like doin this ill give u 25 points

What are two reasons for why a species might disappear from the fossil record?

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

Which enzymes break down carbohydrates?