TLS Online TPP Program

#Question id: 15629


Vortexing in a stirred tank reactor can be prevented by using

#Section 4: Fundamentals of Biological Engineering
  1. axial flow impeller
  2. a turbine impeller
  3. baffles in the reactor
  4. multiple impellers
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TLS Online TPP Program

#Question id: 3279

#Section 3: Genetics, Cellular and Molecular Biology

Which two of the following have operated to increase divergence between mosquito fish populations on island?

a. improved gene flow

b. bottleneck effect

c. sexual selection

d. founder effect

e. natural selection

TLS Online TPP Program

#Question id: 3280

#Section 3: Genetics, Cellular and Molecular Biology

Small populations are threatened by the loss of genetic diversity from

a. Inbreeding

b. Genetic drift

c. Limited mating

TLS Online TPP Program

#Question id: 3282

#Section 3: Genetics, Cellular and Molecular Biology

Natural selection results in different forms of plants which can survive in contaminated or uncontaminated soil. Type of natural selection is

TLS Online TPP Program

#Question id: 3283

#Section 3: Genetics, Cellular and Molecular Biology

if the forward ( p in to q) and reverse ( q in to p) mutation rates for alleles at a locus are 1×10−1 and 1×10−2 per generation, respectively and the allelic frequencies are p = 0.20 and q = 0.80. if you assuming random matting population. Which of the following observation correct?

TLS Online TPP Program

#Question id: 3284

#Section 3: Genetics, Cellular and Molecular Biology

The fitness of three genotype are A1A1 < A1A2 = A2A2) Which of the following observation correct?

TLS Online TPP Program

#Question id: 3285

#Section 3: Genetics, Cellular and Molecular Biology

Natural selection continually operates on each species to keep up with improvements made by competing species; each species’ environment deteriorates as its competitors evolve new adaptations. This is known as