What is the LEAST useful indicator of an evolutionary relationship?
a. base sequence in DNA
b. amino acid sequence in a protein
c. similar ecological requirements
d. similar embryonic development
e. similar polypeptides
ANSWER: c
Biology & Microbiology
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The fluids responsible for neutralizing the acidic chyme when it enters the small intestine come from which organ?
a. stomach b. colon c. pancreas d. liver
Biology & Microbiology
Four of the five terms listed below describe sets of
chromosomes with extra numbers. Select the exception. a. polyploid b. tetraploid c. diploid d. triploid e. hexaploid
Biology & Microbiology
Any process that results in an increase in the free energy of the system is called ________
Fill in the blank with correct word.
Biology & Microbiology
Which feature is common in a virus?
A) cell wall B) nucleus C) capsid D) plasmid
Biology & Microbiology