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

Biology & Microbiology

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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?

Biology & Microbiology

The most common infectious disease in humans is ________.

A. dental caries B. diarrhea C. pharyngitis D. the common cold E. gastritis

Biology & Microbiology

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

Biology & Microbiology

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.

Biology & Microbiology