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TLS Online TPP Program

#Question id: 2116

When a cell is in equilibrium with its environment, which of the following processes occurs for substances that can diffuse through the plasma membrane?

#XL - S Microbiology

  1. There is directed movement of substances into and out of the cell.

  2. There is random movement of substances into and out of the cell.

  3. There is no movement of substances into or out of the cell.

  4. All movement of molecules across the plasma membrane occurs by active transport.

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TLS Online TPP Program

#Question id: 20254

#XL - P Chemistry

Given the following data

Determine at what temperature the following reaction is spontaneous ?

FeO(s) + C (Graphite)→ Fe(s) + CO(g)
TLS Online TPP Program

#Question id: 9615

#XL - S Microbiology

In angiosperm plants, flower morphology can be very intricate. If a tree, such as a New Mexico locust, has flowers that share many morphological intricacies with flowers of the sweet pea vine, then the most likely explanation for these floral similarities is the same general explanation for the similarities between the
TLS Online TPP Program

#Question id: 12914

#XL - Q Biochemistry

 In Electrophoresis of DNA the gel is first soaked in the alkali then it is transferred to the membrane so that the ________
TLS Online TPP Program

#Question id: 2114

#XL - T Zoology

A research team is working on the design of a new drug for the treatment of lung cancer. To be most effective, this drug must specifically enter the cytoplasm of lung cells while not entering the cells of other tissues. Which of the following characteristics would likely enhance the specificity of this drug?
TLS Online TPP Program

#Question id: 3617

#XL - T Zoology

Alternate forms of a gene is called