The photosynthetic pigments work together to function almost like an antenna.

a. true
b. false


Answer: a. true

Biology & Microbiology

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Which of the following characteristics can distinguish vaginitis and vaginosis?

A. Causative agent B. Presence of discharge C. Presence of vaginal inflammation D. All of the choices are correct.

Biology & Microbiology

. A bell-shaped curve of phenotypic variation is indicative of

a. incomplete dominance. b. continuous variation. c. multiple alleles. d. epistasis. e. environmental variables on phenotypes.

Biology & Microbiology

Which of the following would NOT be considered a synovial joint?

a. hip bone to femur b. elbow c. joints between vertebrae d. shoulder to upper arm e. knee

Biology & Microbiology

Cystic fibrosis is a genetic disorder in homozygous recessives that causes death during the teenage years

If 9 in 10,000 newborn babies have the disease, what are the expected frequencies of the dominant (A1 ) and recessive (A2 ) alleles according to the Hardy-Weinberg model? A) f(A1 ) = 0.9997, f(A2 ) = 0.0003 B) f(A1 ) = 0.9800, f(A2 ) = 0.0200 C) f(A1 ) = 0.9700, f(A2 ) = 0.0300 D) f(A1 ) = 0.9604, f(A2 ) = 0.0392

Biology & Microbiology