The process by which new species are created from old species is achieved through which of the following?

a. energy consumption
b. evolution
c. thermoregulation
d. mutations


b. evolution

Biology & Microbiology

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Which of the rRNA molecules has proven the most useful in taxonomy/identification?

A. 5S B. 16S C. 23S D. 80S

Biology & Microbiology

What is meant by the terms "holoplankton" and "meroplankton"?

What will be an ideal response?

Biology & Microbiology

An __________ consists of hardened parts inside the

body. Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology

Which of the following is responsible for the alpha-helical structure of proteins?

a. hydrophobic interactions b. nonpolar covalent bonds c. ionic interactions d. hydrogen bonds e. polar covalent bonds

Biology & Microbiology