Which of the following nucleic acid elements
is thought that viruses might have evolved
from?
a. mRNA
b. introns
c. transposons
d. mitochondrial DNA
e. exons
C
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Why are carbon-based organic compounds, such as C6H12O6 (glucose), often referred to as "energy molecules"? Select all that apply
A. Energy is released when carboncontaining compounds are broken down. B. Energy is stored in carbon-containing organic compounds. C. Energy is required to build carboncontaining organic compounds. D. None of the aboveâ€"carbon-containing organic compounds and energy are not related.
________ are the mammalian group that lays eggs
A) Eutherians B) Tunicates C) Monotremes D) Marsupials
All are true of Striated muscle tissue except ____?
a. Protein fibers appear as "little black lines" (striations) through tissue b. voluntary muscle c. multi-nucleated cells d. found in biceps and triceps muscles of human arm e. all are correct
An autosomal dominant condition that causes a person to grow no taller than about 4 feet 4 inches is
a. Marfan syndrome. b. Tay-Sachs disease. c. Huntington disease. d. achondroplasia. e. phenylketonuria.