The main instrumental value of biological diversity is the
A) ability of organisms to adapt to fluctuations in their natural environments.
B) ability of natural ecosystems to respond to natural disasters.
C) joy that humans gain from their beauty in nature.
D) potential for new types of animals and plants that can be used by humans.
Question 2
The greatest potential for developing entirely new types of agricultural crops depends upon
A) bioengineering new combinations of wheat and rice.
B) grafting together different plants into one new type of plant, such as a plant with tomatoes and sweet potato roots.
C) thousands of plant species that occur only in the wild.
D) our ability to identify and culture new types of animal pollinators.
Pteridophyte diversity.
False-color imagery of the Sun, a G-type main-sequence star, the closest to Earth.
Cultural Diversity
Doty's data show a very rapid drop in late adulthood in the ability to identify smells
Number of Chromosomes in Selected Organisms
1.6 Organisms are made up of cells, each of which contains an identical set of genes.