Which theory suggests that many factors or genes contribute to the phenotype in a cumulative or quantitative manner?

A) heritability theory B) multiple factor hypothesis
C) additive gene theory D) threshold gene theory


Answer: B

Biology & Microbiology

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Which of the following groups is responsible for toxic red tides?

A. Foraminifera B. Diatoms C. Dinoflagellates D. Trypanosomes

Biology & Microbiology

Which of the following analogies best fits the manner in which amino acids form proteins? a. A limited selection of bricks can be put together in an infinite variety of architectural styles

b. Many identical pearls are strung together to form one necklace. c. Each student in a university is unique but they all belong to the same organization. d. A child links four colors of plastic beads together in a repeating pattern.

Biology & Microbiology

Trochophore and veliger larval stages occur in:

1.barnacles 2.sea urchins 3.sea squirts 4.bivalves

Biology & Microbiology

In which way are photosynthesis and cellular respiration different?

a) photosynthesis uses CO2 and cellular respiration produces CO2 b) cellular respiration produces O2 and photosynthesis uses O2 c) photosynthesis releases ATP and cellular respiration stores ATP

Biology & Microbiology