Whales are believed to be products of divergent evolution sharing a common terrestrial ancestor with the modern hippopotamus. One piece of evidence that supports this theory that they were previously terrestrial is the presence of small bones in the tale of the whale believed to be leftovers from a time when whales had hips and lower limbs. What would we call these hips?
a. whale girdles
b. homologous structure
c. vestigial structures
d. archetype features
c. vestigial structures
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What would be the best approach to curbing excessive human population growth?
A. lowering birth rates through education and family planning B. a return to historical health care practices C. encouraging women to postpone children till after age 35 D. embracing traditional agricultural practices
The body weight of a healthy adult female is what percent fluid?
a. 30% b. 40% c. 50% d. 60% e. 65%
Select the best response to the question. ? ?You are caring for a patient who has recently returned home from a trip to Central America and is complaining of stomach cramps and diarrhea. What treatment do you anticipate will be prescribed for the patient?
A) intravenous fluids B) anti-viral agents C) antifungal medications D) antibiotics
PCR is a method for identifying microbes based on their (antigens/genes/morphology)
What will be an ideal response?