In a genetics experiment, the offspring produced when parents are crossed are called _____.

A) the F1 generation
B) the F2 generation
C) the P2 generation
D) the heterozygotes
E) none of the choices is correct


Answer: A) the F1 generation

Biology & Microbiology

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Which of the following is true of a nanometer?

A) A nanometer is about the size of a common bacterial cell. B) A nanometer is one millionth of a meter. C) A nanometer is equivalent to 10 Angstroms (Å). D) The nanometer is the most common measurement used in measuring whole cells. E) none of the above

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Upon finding a carcass, a raven will only call and attract other ravens to the food source if the ____

a. nearby ravens are relatives b. food source is large and plentiful c. food is found in a resident pair's territory d. food is found in his own territory e. food is being consumed by an animal of another species

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Match the reactant in gluconeogenesis on the left with the appropriate enzyme on the right

A) fructose-1,6-bisphosphatase B) phosphoglyceromutase C) pyruvate kinase D) oxaloacetate kinase E) hexokinase F) glucose-6-phosphatase G) aldolase H) pyruvate carboxylase I) phosphoenolpyruvate carboxykinase 1) pyruvate 2) oxaloacetate 3) fructose-1,6-bisphosphate 4) glucose-6-phosphate 5) 2-phosphoglycerate

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An atom that has an electrical charge is called a(n)

a. molecule. b. isotope. c. ion. d. proton. e. element.

Biology & Microbiology