What is the outcome of nondisjunction in meiosis I?
A) four gametes that are all trisomic
B) a resultant gamete that may harbor from one chromosome both sister chromatids or none at all
C) a resultant gamete that is triploid
D) a resultant gamete that may harbor from one chromosome both homologs from one parent or none at all
E) a resultant gamete that is devoid of all chromosomes
Answer: B
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Fill in the blank with correct word.
Most of the water vapor in the earth's atmosphere comes from evaporation from
a. lakes. b. rivers. c. land. d. oceans. e. plants.
Blood pressure is lowest in ________
A) veins B) capillaries C) arterioles D) venules
What structure best represents a polymer?
A. A fatty acid. B. A monosaccharide. C. A nucleotide. D. An amino acid. E. A protein.