Which statement about an unidentified rock sample is most likely an inference? A) The rock has no visible fossils.

B) The rock has shiny, wavy mineral bands.

C) The rock is a metamorphic rock.

D) The rock is composed of large crystals.

2. given that most biochemical (other than coal) rocks react with hydrochloric acid, what does that tell you about organisms?

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

Facilitated diffusion move large molecules and/or polar molecules across the cell membrane. what does facilitated diffusion use to do this?