According to the theory of organic evolution, all living organisms are related and they descended, with some modifications, from organisms that lived in the past.
a. true
b. false
a. true
You might also like to view...
The average global surface air temperature since the late 1800s has risen by more than 0.8°C
a. True b. False
A species of barnacle is transported by boat to a new port, where it begins to colonize boats and piers. If the species begins to outcompete other species and cause harm, then it would be considered a____________________ introduced species.
Fill in the blank(s) with the appropriate word(s).
What is a characteristic of the water that is expelled from hydrothermal vents?
A) The water is more acidic than normal sea water. B) The water is enriched with metals. C) The water has higher concentrations of dissolved gases. D) All of these choices are true.
What is the world’s largest freshwater lake by volume and depth?
A. Lake Michigan B. Lake Baykal C. Lake Superior D. Crater Lake E. Lake Victoria