What is the total collection of dna in an organism called?

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.

Everything in the universe originated from a single point. how was it possible for everything in the universe to have occupied a single point in space?

Below are the three main organs that make up the plant body.