Practice Questions

TLS Online TPP Program

#Question id: 2066

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

#XL - S Microbiology

It exhibits specificity for a particular type of molecule.
It requires the expenditure of cellular energy to function.
It works against diffusion.
It has no hydrophobic regions.

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TLS Online TPP Program

#Question id: 11477

#XL - T Zoology

How could you genetically modify an animal so that it would distinguish more shades of green?

TLS Online TPP Program

#Question id: 3618

#XL - T Zoology

Holandric genes ar

TLS Online TPP Program

#Question id: 5094

#XL - T Zoology

Cell migration occurs extensively during ________.

TLS Online TPP Program

#Question id: 18369

#XL - S Microbiology

The chemical and breakdown products of herbicide DDT cause eggshell thinning and population declines in multiple North American and European bird of prey. They are remediated by

TLS Online TPP Program

#Question id: 13232

#XL - R Botany

Plants that develop root pressure frequently produce liquid droplets on the edges of their leaves, a phenomenon known as