The miller and urey abiotic synthesis experiment (and subsequent, similar experiments) showed that

The buildup of sediments where a river empties into a slow-moving or nonmoving body of water is known as a/an

Which of the following is required of a new drug?me

How do the sperm cells get from the stigma to the ovules? a. they slide down the petals to the bottom of the flower. b. they travel through pollen tubes. c. they travel along filaments. d. insects carry the sperm cells from the stigma to the ovules.