A sandwich has 660.1 calories. It has 27.4 grams of lipids and 16.9 grams of proteins. How many grams of carbohydrates does it have?

What is the difference between how ionic and covalent bonds form

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.

Dna replication occurs in preparation for