Which of the following is not a component of the Darwin-Wallace theory of natural selection?
a. All populations contain heritable variations.
b. Some variations are more favorable than others.
c. Not all young survive to maturity.
d. All organisms can knowingly select their genetic direction.
e. The parts of organisms are fully evolved and functional at any one time.
d
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_________ is defined as the capacity to dig a hole in your backyard. In other words, what is needed to do work?
Fill in the blank(s) with the appropriate word(s).
With globalization and the increasing importance of trade-facilitating organizations, states are
A) disappearing. B) growing as containers of political and economic power. C) becoming sites of transnational flows and connections. D) becoming irrelevant. E) trying to spread the benefits of globalization.
What can hinder photosynthetic productivity in the open ocean?
A) Light B) Carbon dioxide C) Iron D) Conservative nutrients
What type of symbiosis is a tapeworm, which feeds directly off of the food consumed by a fauna, an example of?
A. mutual B. commensal C. parasitic D. hygrophytic E. physiological