How many circles, each with a 4-inch radius, can be cut from a rectangular sheet of
paper, measuring 16 inches x 24 inches?
(a) 6
(b) 7
(c) 8
(d) 12
(e) 24

Many farmers prefer cattle without horns because it is safer for their herds. the allele for no horns (n) is dominant to the allele for the presence of horns (n). a farmer mates a male with horns to a heterozygous female without horns. what is the chance that the offspring will have horns?

Up to what percentage of the world's flora consisted of cycads during the triassic period? 100% 75% 50% 20%

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