Can the birthdate or death rate of a population of organisms be greater than 1?

Which plant has a visible leaf modification that will it conserve water in extremely dry environments?

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.

Cells must be in osmotic equilibrium with their surroundings environments because if they swell or shrink thier membranes will rupture