What makes the endoplasmic reticulum rough?

The number of living organisms in a particular area is

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

Human genes only differ by less than percent. a. 1 b. 6 c. 11 d. 16