Proteins are important biomolecules that build organisms and direct chemical reactions. proteins are polymers composed of long chains of a) nucleotides. b) amino acids. c) phospholipids. d) monosaccharides.

Cattle with brown fur and cattle with white fur will produce a reddish roan calf . when examined closely, the calf show about an even number of brown hairs and white hairs that give a reddish appearance when viewed from far away. the fact that both the brown fur allele and the white fur allele are expressed equally in the offspring is an example of

_tissues respond quickly to outside stimuli a) epithelia b)nervous c)muscular d)muscular and nervous

To take a whiff of your favorite food, you use both? a. motor nerves and your digestive system b. sensory nerves and your immune system c. motor nerves and your skeletal system d. sensory nerves and your respiratory system