In a sample from an African population, the frequency of blood group allele IA, IB and IO were 0.30, 0.20 and 0.50 respectively. What is expected number of homozygous and heterozygous respectively when population size 1200?

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#Question id: 2066

#Unit 2. Cellular Organization

Which of the following statements describes a characteristic feature of a carrier protein in a plasma membrane?

TLS Online TPP Program

#Question id: 2067

#Unit 2. Cellular Organization

Which of the following would likely diffuse through the lipid bilayer of a plasma membrane most rapidly?

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#Question id: 2068

#Unit 2. Cellular Organization

Which of the following molecules dramatically increases the rate of diffusion of water across cell membranes?

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#Question id: 2069

#Unit 2. Cellular Organization

Which of the following processes includes all of the others?

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#Question id: 2070

#Unit 2. Cellular Organization

The sodium-potassium pump is called an electrogenic pump because it:

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#Question id: 2071

#Unit 2. Cellular Organization

Diffusion of ions across membranes through specific ion channels is driven by: