Practice Questions

TLS Online TPP Program

#Question id: 2216

Gorter and Grendel's earliest evidence that membranes were formed from a lipid bilayer included:

#Unit 2. Cellular Organization

microscopic examination of red blood cell membranes.
measuring the surface area of lipids extracted from red blood cells, and comparing that to the surface area of the cells.
measuring the mobility rates of membrane proteins.
Measuring the rate of flip flop movement.

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TLS Online TPP Program

#Question id: 5538

#Unit 5. Developmental Biology

The first truly vertebrate phase of development is manifested by the formation of the

TLS Online TPP Program

#Question id: 5539

#Unit 5. Developmental Biology

When does neurulation occur during human pregnancy?

TLS Online TPP Program

#Question id: 5540

#Unit 5. Developmental Biology

A new-born infant attains maternal antibodies from the mother's

TLS Online TPP Program

#Question id: 5541

#Unit 5. Developmental Biology

What is the valued average rate at which the human brain produces neurons during development?

TLS Online TPP Program

#Question id: 5542

#Unit 5. Developmental Biology

One stage of cleavage is the morula stage which is:

TLS Online TPP Program

#Question id: 5543

#Unit 5. Developmental Biology

What is the purpose of the chorion in terrestrial vertebrate embryos?