Describe the evolutionary relationships between the following organisms. Draw a family "tree" if necessary. Include
bony fish, amniotes, lizards, mammals, turtles, birds, reptiles, ray-finned fishes, amphibians, lungfish, and lobe-finned
fishes. What will be an ideal response?
Concepts to Consider: The bony fish diversified into a number of groups, including lungfish
and lobe-finned fishes, which exhibit rather primitive characteristics, and the more advanced
ray-finned fishes; the amphibians evolved from the lungfish, and the reptiles were the first
amniotes and include the turtles and lizards; the birds evolved from reptiles (dinosaurs);
mammals evolved from primitive reptiles known as therapsids.
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What type of thinking is required?
What will be an ideal response?
You get up in the middle of the night to get a drink of water and stub your left toe on the
dresser. You reach down to rub your toe with your right hand. The sensory input from this activity is received by the __________ side of the brain, and the motor output involved with rubbing your toe is controlled by the __________ side of the brain.
a. right; left b. left; right c. right; right d. left; left
Which of the following is false about plant
hormones? a. They bind to receptors on target cells. b. Their mechanism of action is completely different from that of animal hormones. c. Signal transduction may influence a metabolic pathway. d. The plant response may depend on a change in gene expression. e. Their effect can be synergistic or antagonistic.
See diagram. How many protons does Carbon have?
a. 12.001 b. 6 c. 18.001 d. 12