Draw a rooted phylogenetic tree containing seven organisms labeled A to G. Label your tree with the following terms: branches, extant taxa, nodes, last common ancestor, and an outgroup
What will be an ideal response?
Answer: Answers will vary, but the drawing should include features illustrated in Figure 16.14 in the textbook.
Biology & Microbiology
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The abyssal zone is one of the zones of the pelagic division
Indicate whether the statement is true or false
Biology & Microbiology
The major relay center of the brain is the
a. cerebrum. b. olfactory area. c. cerebellum. d. thalamus. e. hypothalamus
Biology & Microbiology
Initiation of DNA replication occurs at each origin, but only once, until a cell proceeds through anaphase.
a. true b. false
Biology & Microbiology
The "adaptor" molecule that was hypothesized by Francis Crick to link amino acids to mRNA is actually which type of biomolecule?
A. protein B. DNA C. tRNA D. rRNA
Biology & Microbiology