Which of the Following Is NOT a Key Aspect of Development

question 65

Multiple Choice

Which of the following is NOT a key aspect of development during the period of the embryo?

• A) Implantation
• B) Appearance of the primitive streak
• C) Formation of the neural tube
• D) Buds that will become the arms and legs form

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Definitions:

Optogenetics

A biological technique that involves the use of light to control cells within living tissue, typically neurons, that have been genetically modified to express light-sensitive ion channels.

Genetics

The science of genes, heredity, and the variation of organisms.

Light

Electromagnetic radiation within a certain portion of the electromagnetic spectrum, visible to the human eye.

Resting Potential

The electrical charge of a neuron when it is not active, reflecting the difference in ion concentration between the inside and outside of the cell.