The _____ includes all of the water on earth
a. abiotic environment
b. biotic environment
c. hydrosphere
d. lithosphere
e. atmosphere
C
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Examine the pedigree in the figure above, where individuals that have the genetic condition being
tested are marked with filled squares or circles. Which of the following inheritance patterns is most likely correct for this condition?
a. autosomal dominant b. X-linked recessive c. X-linked dominant d. cytoplasmic inheritance e. autosomal recessive
A diet rich in ___ has been shown to reduce the incidence of spina bifida
A. vitamin C B. niacin C. folate D. vitamin D E. vitamin E
Which of the following forms of energy was NOT involved in the production of large organic molecules in the primitive reducing atmosphere?
A. radiation from the sun B. electrical energy C. sound D. heat E. radioactivity
The Endangered Species Act aims to help protect species that ________
A) are in danger of extinction B) dominate suitable habitats C) compete with invasive species D) are economically valuable