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Homeobox genes

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Total cards: 7•Content version: v4•Public deck•Updated: 8/1/2026

Card preview (7)

#1
Front (Question)

what is an example of an homeobox gene?

Back (Answer)

• Hox gene

#2
Front (Question)

Are homeobox genes, hox genes?

Back (Answer)

• no, only some

#3
Front (Question)

what is homeodomain?

Back (Answer)

• region of the protein

#4
Front (Question)

How do homeobox gene work?

Back (Answer)

• homeobox gene codes for a homeodomain protein • homeodomain protein is a transcription factor • regulates expression of other genes • can act as an activator (turns on) or as a repressor (turns off) genes that… • control the development of body plans

#5
Front (Question)

What are body plans?

Back (Answer)

• organisation of the body

#6
Front (Question)

What do we mean by highly conserved by species?

Back (Answer)

• animals/plants/fungi • very old • very important

#7
Front (Question)

Why highly conserved species important?

Back (Answer)

Mutations would… - change body plan - affect the expression of other genes - likely to be fatal (selected against)