Why do we find fossils of the same species located on multiple continents?
a. These species are all birds and could fly between the continents.
b. These species are all fish that washed up on shores around the world.
c. These fossils are from species that lived when supercontinents existed.
d. Fossils from any species are only found on one continent.
c. These fossils are from species that lived when supercontinents existed.
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What is the name of the sugar based polymer found in lobster exterior skeletons?
a. Chitin b. Cellulose c. Sucrose d. Saccharides
Compare and contrast the structure of an herbaceous eudicot stem and that of a monocot. What will be an ideal response?
Which of the following is a reason why DNA sequencing alone is not sufficient in identifying sequences that encode proteins?
a) Methylation of certain regions of the DNA sequence. b) The presence of introns in the coding regions. c) Degeneracy in the genetic code. d) The presence of pseudo genes. e) The abundance of start and stop codons in the DNA sequence
All of the following aid in the protists' movement except:
A. Flagella B. Cilia C. Pseudopod D. Endospore