Which is a difference between proteins and carbohydrates and fats?
a. proteins are macromolecules; carbohydrates and fats are not.
b. proteins are composed of monomers; carbohydrates and fats are not.
c. carbohydrates and fats contain carbon, hydrogen, and oxygen; proteins do not. d. excess carbohydrates and fats are stored; excess proteins are not.

Chalk is an ionic compound. which is a property of all ionic compounds that makes chalkboard? particularly useful for writing on a a high melting point hardness and brittleness inability to dissolve in water a multicolored appearance

Based on the law of dominance, we would expect percent of the offspring from this cross to have large teeth.

Which of the following observation darwin shape his concept of descent with modification? a) species diversity declines farther from the equator. b) fewer species live on islands than on the nearest continents. c) birds live on islands located farther from the mainland than the bird's maximum nonstop flight distance. d) south american temperate plants are more similar to the tropical plants of south america than to the temperate plants of europe. e) earthquakes reshape life by causing mass extinctions.