Which of the following is NOT a characteristic
of Sinosauropteryx prima?
a. downy feathers
b. long tail
c. claws
d. long flight feathers
e. all of these are characteristics of
Sinosauropteryx prima
D
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You find a small animal with eight legs crawling up your bedroom wall. Closer examination will probably reveal that this animal also has _____
A) simple, but not compound, eyes B) two pairs of antennae C) a head, thorax, and abdomen D) tracheae and spiracles
Which of these examples represents a gene family?
A) A genome includes many genes that encode myosin motor proteins. B) All of the genes that are required for gamete formation in humans. C) A gene encoding a kinase is similar in humans, chimps, and mice. D) A genome includes many pseudogenes. E) All of the genes that are expressed in a single tissue.
During the treatment of a bacterial infection with antibiotic, the yeast Candida can grow out of control and cause a vaginal or intestinal infection. What is the best explanation for fungal infection?
A. There are fewer bacteria present to compete with the yeast. B. Antibiotics are often contaminated with Candida yeast. C. The antibiotic weakens the immune system. D. Bacteria normally digest yeast cells. E. The antibiotic causes mutations in the yeast that give the yeast resistance.
The rotation of Earth on its axis is the driving force behind the water cycle
Indicate whether the statement is true or false