As the size of a cell decreases, the ratio of its surface area to volume:
a. increases
b. decreases
c. stays the same
a. increases
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Describe the modern techniques for studying marine biology and the dissemination of information about marine biology
What will be an ideal response?
The most common infectious disease in humans is ________.
A. dental caries B. diarrhea C. pharyngitis D. the common cold E. gastritis
Over evolutionary time, flowering plants have
evolved colors, odors, and nectar that attract pollinating insects and the insects have evolved mechanisms that detect the changes in plants and to better collect pollen. This is an example of
a. exaptation. b. phylogenetic change. c. coevolution. d. convergent evolution. e. sympatric speciation
What is theprimary purpose of a phylogenetic tree?
a. The primary purpose of a phylogenetic tree is to be able to develop species and genus names of new discovered organisms. b. The primary purpose of a phylogenetic tree is to be able to trace evolutionary relationships amongst organisms. c. The primary purpose of a phylogenetic tree is to be able to determine which organisms are more advanced than others. d. The primary purpose of a phylogenetic tree is to be able to determine into which kingdom a living organism belongs.