Which lineage includes lizards and snakes?
a. Sphenodontia
b. Squamata
c. Testudines
d. Archosauromorpha
Ans: b. Squamata
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Which of the following are protein foods that are complete?
a. hamburger b. beans c. corn d. rice e. more than one of these protein foods are complete
Our sense of balance depends most directly on
A. the vestibular system. B. the visual system. C. chemoreceptors in the environment. D. mechanoreceptors in our hands and feet. E. the auditory system.
Imagine that the genetic code were read in an overlapping fashion, using three nucleotides to specify each amino acid (i.e., the sequence above would be read: AUG-UGA-GUA and so on)
Which of the following polypeptides would be obtained by translating the sequence above? Answer the questions below based on this RNA sequences: 5'-AUGAUGAUGAUG-3' This RNA transcript was generated using a synthetic DNA template. The letters B, D, E, F, G, and H have been selected to represent different amino acids. Assume that each codon is a different amino acid. A) B-B-B-B-B-B-B-B-B-B. B) B-D-B-D-B-D-B-D-B-D. C) B-D-E-B-D-E-B-D-E-B. D) B-D-E-F-G-B-D-E-F-G. E) B-D-E-F-B-B-D-E-F-B.
If the mitochondrion is the result of endosymbiosis, what membrane of the mitochondrion represents the engulfing vesicle?
A. matrix B. cristae C. the outer mitochondrial membrane D. grana E. vacuole