Which molecule is not a carbohydrate?
a. Lipid
b. Glycogen
c. Starch
d. Cellulose
Ans: a. Lipid
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As of 2014, a new clinical study in the United States is testing whether cells derived from IPSCs can reverse ____
a. spinal cord injuries b. Parkinson's disease c. muscular dystrophy d. heart attacks e. blindness
During a time when resources are abundant, one would not expect much evolutionary change
Indicate whether the statement is true or false
Scientists may change how an organism is classified for various reasons. Which of the following would be the most likely reason for the classification of an organism to change?
A) The organism could no longer interbreed with members of its own species. B) The organism grew significantly larger. C) The organism changed its habitat from a warmer to colder climate. D) The organism produced several offspring
Viruses that consist of only a nucleocapsid are considered
A. viroids. B. simple viruses. C. complex viruses. D. naked viruses. E. incomplete viruses.