Which of the following is the best modern definition of evolution?
A) descent with modification
B) change in the number of genes in a population over time
C) survival of the fittest
D) inheritance of acquired characters
Answer: A
You might also like to view...
The simplest sensory receptors are __________ that respond to mechanical distortion, changes in temperature, or specific chemicals.
A. nociceptors B. free nerve endings C. gated channels D. photoreceptors E. ganglia
In vesicle fusion with a target membrane, ATP hydrolysis is required to
a. bind t- and v-SNAREs together. b. bind SNAREs to Rabs. c. bind NSF to SNAP. d. separate the bound t-and v-SNAREs.
Which of the following nitrogenous waste products is the least toxic, but requires the most energy to produce?
A) Urine B) Urea C) Uric acid D) Ammonia
Which of the following is LEAST likely to result from a point mutation?
a. frameshift b. silent mutation c. transition d. transversion